Static analysis fixes (#1255)

## Motivation

This PR applies several fixes from static analysis findings.

## Solution

Fixes include:

- Unused state variables removal
- Unused imports removal
- Unused events removal
- Unused custom errors removal
- Add of missing zero address check
- Implementation of missing getter
- Use of constants instead of magic numbers

contracts/gas-snapshots/ccip.gas-snapshot

@@ -35,43 +35,45 @@ BurnWithFromMintTokenPool_lockOrBurn:test_PoolBurnRevertNotHealthy_Revert() (gas
 BurnWithFromMintTokenPool_lockOrBurn:test_PoolBurn_Success() (gas: 243517)
 BurnWithFromMintTokenPool_lockOrBurn:test_Setup_Success() (gas: 24304)
 CCIPClientExample_sanity:test_ImmutableExamples_Success() (gas: 2132877)
-CCIPConfigSetup:test_getCapabilityConfiguration_Success() (gas: 9495)
-CCIPConfig_ConfigStateMachine:test__computeConfigDigest_Success() (gas: 70755)
-CCIPConfig_ConfigStateMachine:test__computeNewConfigWithMeta_InitToRunning_Success() (gas: 363647)
-CCIPConfig_ConfigStateMachine:test__computeNewConfigWithMeta_RunningToStaging_Success() (gas: 488774)
-CCIPConfig_ConfigStateMachine:test__computeNewConfigWithMeta_StagingToRunning_Success() (gas: 453384)
+CCIPConfigSetup:test_getCapabilityConfiguration_Success() (gas: 9517)
+CCIPConfig_ConfigStateMachine:test__computeConfigDigest_Success() (gas: 70831)
+CCIPConfig_ConfigStateMachine:test__computeNewConfigWithMeta_InitToRunning_Success() (gas: 363708)
+CCIPConfig_ConfigStateMachine:test__computeNewConfigWithMeta_RunningToStaging_Success() (gas: 488870)
+CCIPConfig_ConfigStateMachine:test__computeNewConfigWithMeta_StagingToRunning_Success() (gas: 453483)
 CCIPConfig_ConfigStateMachine:test__groupByPluginType_TooManyOCR3Configs_Reverts() (gas: 37027)
 CCIPConfig_ConfigStateMachine:test__groupByPluginType_threeCommitConfigs_Reverts() (gas: 61043)
 CCIPConfig_ConfigStateMachine:test__groupByPluginType_threeExecutionConfigs_Reverts() (gas: 60963)
-CCIPConfig_ConfigStateMachine:test__stateFromConfigLength_Success() (gas: 11764)
-CCIPConfig_ConfigStateMachine:test__validateConfigStateTransition_Success() (gas: 8765)
-CCIPConfig_ConfigStateMachine:test__validateConfigTransition_InitToRunning_Success() (gas: 311991)
-CCIPConfig_ConfigStateMachine:test__validateConfigTransition_InitToRunning_WrongConfigCount_Reverts() (gas: 49663)
-CCIPConfig_ConfigStateMachine:test__validateConfigTransition_NonExistentConfigTransition_Reverts() (gas: 32275)
-CCIPConfig_ConfigStateMachine:test__validateConfigTransition_RunningToStaging_Success() (gas: 376576)
-CCIPConfig_ConfigStateMachine:test__validateConfigTransition_RunningToStaging_WrongConfigCount_Reverts() (gas: 120943)
-CCIPConfig_ConfigStateMachine:test__validateConfigTransition_RunningToStaging_WrongConfigDigestBlueGreen_Reverts() (gas: 157105)
-CCIPConfig_ConfigStateMachine:test__validateConfigTransition_StagingToRunning_Success() (gas: 376352)
-CCIPConfig_ConfigStateMachine:test__validateConfigTransition_StagingToRunning_WrongConfigDigest_Reverts() (gas: 157172)
-CCIPConfig_ConfigStateMachine:test_getCapabilityConfiguration_Success() (gas: 9583)
-CCIPConfig__updatePluginConfig:test__updatePluginConfig_InitToRunning_Success() (gas: 1057393)
-CCIPConfig__updatePluginConfig:test__updatePluginConfig_InvalidConfigLength_Reverts() (gas: 27539)
-CCIPConfig__updatePluginConfig:test__updatePluginConfig_InvalidConfigStateTransition_Reverts() (gas: 23105)
-CCIPConfig__updatePluginConfig:test__updatePluginConfig_RunningToStaging_Success() (gas: 2009309)
-CCIPConfig__updatePluginConfig:test__updatePluginConfig_StagingToRunning_Success() (gas: 2616177)
-CCIPConfig__updatePluginConfig:test_getCapabilityConfiguration_Success() (gas: 9583)
-CCIPConfig_beforeCapabilityConfigSet:test_beforeCapabilityConfigSet_CommitAndExecConfig_Success() (gas: 1851188)
-CCIPConfig_beforeCapabilityConfigSet:test_beforeCapabilityConfigSet_CommitConfigOnly_Success() (gas: 1068362)
-CCIPConfig_beforeCapabilityConfigSet:test_beforeCapabilityConfigSet_ExecConfigOnly_Success() (gas: 1068393)
+CCIPConfig_ConfigStateMachine:test__stateFromConfigLength_Success() (gas: 11635)
+CCIPConfig_ConfigStateMachine:test__validateConfigStateTransition_Success() (gas: 8831)
+CCIPConfig_ConfigStateMachine:test__validateConfigTransition_InitToRunning_Success() (gas: 312055)
+CCIPConfig_ConfigStateMachine:test__validateConfigTransition_InitToRunning_WrongConfigCount_Reverts() (gas: 49727)
+CCIPConfig_ConfigStateMachine:test__validateConfigTransition_NonExistentConfigTransition_Reverts() (gas: 32320)
+CCIPConfig_ConfigStateMachine:test__validateConfigTransition_RunningToStaging_Success() (gas: 376678)
+CCIPConfig_ConfigStateMachine:test__validateConfigTransition_RunningToStaging_WrongConfigCount_Reverts() (gas: 121045)
+CCIPConfig_ConfigStateMachine:test__validateConfigTransition_RunningToStaging_WrongConfigDigestBlueGreen_Reverts() (gas: 157245)
+CCIPConfig_ConfigStateMachine:test__validateConfigTransition_StagingToRunning_Success() (gas: 376454)
+CCIPConfig_ConfigStateMachine:test__validateConfigTransition_StagingToRunning_WrongConfigDigest_Reverts() (gas: 157312)
+CCIPConfig_ConfigStateMachine:test_getCapabilityConfiguration_Success() (gas: 9605)
+CCIPConfig_beforeCapabilityConfigSet:test_beforeCapabilityConfigSet_CommitAndExecConfig_Success() (gas: 1851094)
+CCIPConfig_beforeCapabilityConfigSet:test_beforeCapabilityConfigSet_CommitConfigOnly_Success() (gas: 1068315)
+CCIPConfig_beforeCapabilityConfigSet:test_beforeCapabilityConfigSet_ExecConfigOnly_Success() (gas: 1068346)
 CCIPConfig_beforeCapabilityConfigSet:test_beforeCapabilityConfigSet_OnlyCapabilitiesRegistryCanCall_Reverts() (gas: 9599)
 CCIPConfig_beforeCapabilityConfigSet:test_beforeCapabilityConfigSet_ZeroLengthConfig_Success() (gas: 16070)
-CCIPConfig_beforeCapabilityConfigSet:test_getCapabilityConfiguration_Success() (gas: 9583)
+CCIPConfig_beforeCapabilityConfigSet:test_getCapabilityConfiguration_Success() (gas: 9605)
 CCIPConfig_chainConfig:test__applyChainConfigUpdates_FChainNotPositive_Reverts() (gas: 184703)
 CCIPConfig_chainConfig:test_applyChainConfigUpdates_addChainConfigs_Success() (gas: 344332)
 CCIPConfig_chainConfig:test_applyChainConfigUpdates_nodeNotInRegistry_Reverts() (gas: 20258)
 CCIPConfig_chainConfig:test_applyChainConfigUpdates_removeChainConfigs_Success() (gas: 267558)
 CCIPConfig_chainConfig:test_applyChainConfigUpdates_selectorNotFound_Reverts() (gas: 14829)
-CCIPConfig_chainConfig:test_getCapabilityConfiguration_Success() (gas: 9626)
+CCIPConfig_chainConfig:test_getCapabilityConfiguration_Success() (gas: 9648)
+CCIPConfig_constructor:test_constructor_Success() (gas: 3567986)
+CCIPConfig_constructor:test_constructor_ZeroAddressNotAllowed_Revert() (gas: 61720)
+CCIPConfig_updatePluginConfig:test__updatePluginConfig_InitToRunning_Success() (gas: 1057346)
+CCIPConfig_updatePluginConfig:test__updatePluginConfig_InvalidConfigLength_Reverts() (gas: 27539)
+CCIPConfig_updatePluginConfig:test__updatePluginConfig_InvalidConfigStateTransition_Reverts() (gas: 23105)
+CCIPConfig_updatePluginConfig:test__updatePluginConfig_RunningToStaging_Success() (gas: 2009267)
+CCIPConfig_updatePluginConfig:test__updatePluginConfig_StagingToRunning_Success() (gas: 2616097)
+CCIPConfig_updatePluginConfig:test_getCapabilityConfiguration_Success() (gas: 9605)
 CCIPConfig_validateConfig:test__validateConfig_BootstrapP2PIdsHasDuplicates_Reverts() (gas: 294893)
 CCIPConfig_validateConfig:test__validateConfig_BootstrapP2PIdsNotASubsetOfP2PIds_Reverts() (gas: 298325)
 CCIPConfig_validateConfig:test__validateConfig_BootstrapP2PIdsNotSorted_Reverts() (gas: 295038)
@@ -89,7 +91,7 @@ CCIPConfig_validateConfig:test__validateConfig_Success() (gas: 302186)
 CCIPConfig_validateConfig:test__validateConfig_TooManyBootstrapP2PIds_Reverts() (gas: 294539)
 CCIPConfig_validateConfig:test__validateConfig_TooManySigners_Reverts() (gas: 1215861)
 CCIPConfig_validateConfig:test__validateConfig_TooManyTransmitters_Reverts() (gas: 1214264)
-CCIPConfig_validateConfig:test_getCapabilityConfiguration_Success() (gas: 9562)
+CCIPConfig_validateConfig:test_getCapabilityConfiguration_Success() (gas: 9584)
 CommitStore_constructor:test_Constructor_Success() (gas: 3091326)
 CommitStore_isUnpausedAndRMNHealthy:test_RMN_Success() (gas: 73420)
 CommitStore_report:test_InvalidIntervalMinLargerThanMax_Revert() (gas: 28670)
@@ -250,11 +252,11 @@ EVM2EVMMultiOffRamp_verify:test_Blessed_Success() (gas: 176604)
 EVM2EVMMultiOffRamp_verify:test_NotBlessedWrongChainSelector_Success() (gas: 178672)
 EVM2EVMMultiOffRamp_verify:test_NotBlessed_Success() (gas: 141533)
 EVM2EVMMultiOffRamp_verify:test_TooManyLeaves_Revert() (gas: 51508)
-EVM2EVMMultiOnRamp_constructor:test_Constructor_InvalidConfigChainSelectorEqZero_Revert() (gas: 94528)
-EVM2EVMMultiOnRamp_constructor:test_Constructor_InvalidConfigNonceManagerEqAddressZero_Revert() (gas: 92480)
-EVM2EVMMultiOnRamp_constructor:test_Constructor_InvalidConfigRMNProxyEqAddressZero_Revert() (gas: 97483)
-EVM2EVMMultiOnRamp_constructor:test_Constructor_InvalidConfigTokenAdminRegistryEqAddressZero_Revert() (gas: 92538)
-EVM2EVMMultiOnRamp_constructor:test_Constructor_Success() (gas: 2260144)
+EVM2EVMMultiOnRamp_constructor:test_Constructor_InvalidConfigChainSelectorEqZero_Revert() (gas: 94508)
+EVM2EVMMultiOnRamp_constructor:test_Constructor_InvalidConfigNonceManagerEqAddressZero_Revert() (gas: 92460)
+EVM2EVMMultiOnRamp_constructor:test_Constructor_InvalidConfigRMNProxyEqAddressZero_Revert() (gas: 97463)
+EVM2EVMMultiOnRamp_constructor:test_Constructor_InvalidConfigTokenAdminRegistryEqAddressZero_Revert() (gas: 92518)
+EVM2EVMMultiOnRamp_constructor:test_Constructor_Success() (gas: 2256117)
 EVM2EVMMultiOnRamp_forwardFromRouter:test_CannotSendZeroTokens_Revert() (gas: 90987)
 EVM2EVMMultiOnRamp_forwardFromRouter:test_ForwardFromRouterExtraArgsV2AllowOutOfOrderTrue_Success() (gas: 130983)
 EVM2EVMMultiOnRamp_forwardFromRouter:test_ForwardFromRouterExtraArgsV2_Success() (gas: 161753)

contracts/src/v0.8/ccip/MultiAggregateRateLimiter.sol

@@ -11,8 +11,6 @@ import {Client} from "./libraries/Client.sol";
 import {RateLimiter} from "./libraries/RateLimiter.sol";
 import {USDPriceWith18Decimals} from "./libraries/USDPriceWith18Decimals.sol";
 
-import {EnumerableSet} from "./../vendor/openzeppelin-solidity/v4.7.3/contracts/utils/structs/EnumerableSet.sol";
-
 /// @notice The aggregate rate limiter is a wrapper of the token bucket rate limiter
 /// which permits rate limiting based on the aggregate value of a group of
 /// token transfers, using a price registry to convert to a numeraire asset (e.g. USD).
@@ -22,7 +20,6 @@ contract MultiAggregateRateLimiter is IMessageInterceptor, AuthorizedCallers, IT
   using RateLimiter for RateLimiter.TokenBucket;
   using USDPriceWith18Decimals for uint224;
   using EnumerableMapAddresses for EnumerableMapAddresses.AddressToBytes32Map;
-  using EnumerableSet for EnumerableSet.AddressSet;
 
   error PriceNotFoundForToken(address token);
   error ZeroChainSelectorNotAllowed();

contracts/src/v0.8/ccip/PriceRegistry.sol

@@ -51,14 +51,11 @@ contract PriceRegistry is AuthorizedCallers, IPriceRegistry, ITypeAndVersion {
   error MessageTooLarge(uint256 maxSize, uint256 actualSize);
   error UnsupportedNumberOfTokens();
 
-  event PriceUpdaterSet(address indexed priceUpdater);
-  event PriceUpdaterRemoved(address indexed priceUpdater);
   event FeeTokenAdded(address indexed feeToken);
   event FeeTokenRemoved(address indexed feeToken);
   event UsdPerUnitGasUpdated(uint64 indexed destChain, uint256 value, uint256 timestamp);
   event UsdPerTokenUpdated(address indexed token, uint256 value, uint256 timestamp);
   event PriceFeedPerTokenUpdated(address indexed token, IPriceRegistry.TokenPriceFeedConfig priceFeedConfig);
-
   event TokenTransferFeeConfigUpdated(
     uint64 indexed destChainSelector, address indexed token, TokenTransferFeeConfig tokenTransferFeeConfig
   );
@@ -178,8 +175,6 @@ contract PriceRegistry is AuthorizedCallers, IPriceRegistry, ITypeAndVersion {
   /// @dev The link token address
   address internal immutable i_linkToken;
 
-  // Price updaters are allowed to update the prices.
-  EnumerableSet.AddressSet private s_priceUpdaters;
   // Subset of tokens which prices tracked by this registry which are fee tokens.
   EnumerableSet.AddressSet private s_feeTokens;
   // The amount of time a gas price can be stale before it is considered invalid.

contracts/src/v0.8/ccip/capability/CCIPConfig.sol

@@ -31,7 +31,6 @@ contract CCIPConfig is ITypeAndVersion, ICapabilityConfiguration, OwnerIsCreator
   /// @param chainSelector The chain selector.
   event ChainConfigRemoved(uint64 chainSelector);
 
-  error ChainConfigNotSetForChain(uint64 chainSelector);
   error NodeNotInRegistry(bytes32 p2pId);
   error OnlyCapabilitiesRegistryCanCall();
   error ChainSelectorNotFound(uint64 chainSelector);
@@ -55,6 +54,7 @@ contract CCIPConfig is ITypeAndVersion, ICapabilityConfiguration, OwnerIsCreator
   error WrongConfigCount(uint64 got, uint64 expected);
   error WrongConfigDigest(bytes32 got, bytes32 expected);
   error WrongConfigDigestBlueGreen(bytes32 got, bytes32 expected);
+  error ZeroAddressNotAllowed();
 
   /// @notice Type and version override.
   string public constant override typeAndVersion = "CCIPConfig 1.6.0-dev";
@@ -75,15 +75,18 @@ contract CCIPConfig is ITypeAndVersion, ICapabilityConfiguration, OwnerIsCreator
     uint32 donId => mapping(Internal.OCRPluginType pluginType => CCIPConfigTypes.OCR3ConfigWithMeta[] ocr3Configs)
   ) internal s_ocr3Configs;
 
-  /// @notice The DONs that have been configured.
-  EnumerableSet.UintSet internal s_donIds;
-
   uint8 internal constant MAX_OCR3_CONFIGS_PER_PLUGIN = 2;
   uint8 internal constant MAX_OCR3_CONFIGS_PER_DON = 4;
   uint8 internal constant MAX_NUM_ORACLES = 31;
+  uint256 internal constant CONFIG_DIGEST_PREFIX_MASK = type(uint256).max << (256 - 16); // 0xFFFF00..0
+  /// @dev must be equal to libocr multi role: https://github.com/smartcontractkit/libocr/blob/ae747ca5b81236ffdbf1714318c652e923a5ff4d/offchainreporting2plus/types/config_digest.go#L28
+  uint256 internal constant CONFIG_DIGEST_PREFIX = 0x000a << (256 - 16); // 0x000a00..00
 
   /// @param capabilitiesRegistry the canonical capabilities registry address.
   constructor(address capabilitiesRegistry) {
+    if (capabilitiesRegistry == address(0)) {
+      revert ZeroAddressNotAllowed();
+    }
     i_capabilitiesRegistry = capabilitiesRegistry;
   }
 
@@ -95,6 +98,11 @@ contract CCIPConfig is ITypeAndVersion, ICapabilityConfiguration, OwnerIsCreator
   // ================================================================
   // │                    Config Getters                            │
   // ================================================================
+  /// @notice Returns the capabilities registry address.
+  /// @return The capabilities registry address.
+  function getCapabilityRegistry() external view returns (address) {
+    return i_capabilitiesRegistry;
+  }
 
   /// @notice Returns all the chain configurations.
   /// @return The chain configurations.
@@ -413,9 +421,8 @@ contract CCIPConfig is ITypeAndVersion, ICapabilityConfiguration, OwnerIsCreator
         )
       )
     );
-    uint256 prefixMask = type(uint256).max << (256 - 16); // 0xFFFF00..00
-    uint256 prefix = 0x000a << (256 - 16); // 0x000a00..00
-    return bytes32((prefix & prefixMask) | (h & ~prefixMask));
+
+    return bytes32((CONFIG_DIGEST_PREFIX & CONFIG_DIGEST_PREFIX_MASK) | (h & ~CONFIG_DIGEST_PREFIX_MASK));
   }
 
   // ================================================================

contracts/src/v0.8/ccip/offRamp/EVM2EVMMultiOffRamp.sol

@@ -618,7 +618,7 @@ contract EVM2EVMMultiOffRamp is ITypeAndVersion, MultiOCR3Base {
 
   /// @notice Returns the sequence number of the last price update.
   /// @return the latest price update sequence number.
-  function getLatestPriceSequenceNumber() public view returns (uint64) {
+  function getLatestPriceSequenceNumber() external view returns (uint64) {
     return s_latestPriceSequenceNumber;
   }
 

contracts/src/v0.8/ccip/onRamp/EVM2EVMMultiOnRamp.sol

@@ -27,18 +27,13 @@ contract EVM2EVMMultiOnRamp is IEVM2AnyOnRampClient, ITypeAndVersion, OwnerIsCre
   using USDPriceWith18Decimals for uint224;
 
   error CannotSendZeroTokens();
-  error InvalidExtraArgsTag();
-  error ExtraArgOutOfOrderExecutionMustBeTrue();
-  error OnlyCallableByOwnerOrAdmin();
-  error MessageGasLimitTooHigh();
   error UnsupportedToken(address token);
   error MustBeCalledByRouter();
   error RouterMustSetOriginalSender();
   error InvalidConfig();
   error CursedByRMN(uint64 sourceChainSelector);
   error GetSupportedTokensFunctionalityRemovedCheckAdminRegistry();
 
-  event AdminSet(address newAdmin);
   event ConfigSet(StaticConfig staticConfig, DynamicConfig dynamicConfig);
   event FeePaid(address indexed feeToken, uint256 feeValueJuels);
   event FeeTokenWithdrawn(address indexed feeAggregator, address indexed feeToken, uint256 amount);
@@ -75,8 +70,6 @@ contract EVM2EVMMultiOnRamp is IEVM2AnyOnRampClient, ITypeAndVersion, OwnerIsCre
   /// @dev The address of the token admin registry
   address internal immutable i_tokenAdminRegistry;
   /// @dev the maximum number of nops that can be configured at the same time.
-  /// Used to bound gas for loops over nops.
-  uint256 private constant MAX_NUMBER_OF_NOPS = 64;
 
   // DYNAMIC CONFIG
   /// @dev The config for the onRamp
@@ -87,12 +80,6 @@ contract EVM2EVMMultiOnRamp is IEVM2AnyOnRampClient, ITypeAndVersion, OwnerIsCre
   /// 0 is not a valid sequence number for any real transaction.
   mapping(uint64 destChainSelector => uint64 sequenceNumber) internal s_destChainSequenceNumbers;
 
-  // STATE
-  /// @dev The amount of LINK available to pay NOPS
-  uint96 internal s_nopFeesJuels;
-  /// @dev The combined weight of all NOPs weights
-  uint32 internal s_nopWeightsTotal;
-
   constructor(StaticConfig memory staticConfig, DynamicConfig memory dynamicConfig) {
     if (
       staticConfig.chainSelector == 0 || staticConfig.rmnProxy == address(0) || staticConfig.nonceManager == address(0)

contracts/src/v0.8/ccip/test/NonceManager.t.sol

@@ -27,7 +27,7 @@ contract NonceManager_typeAndVersion is Test {
     s_nonceManager = new NonceManager(new address[](0));
   }
 
-  function test_typeAndVersion() public {
+  function test_typeAndVersion() public view {
     assertEq(s_nonceManager.typeAndVersion(), "NonceManager 1.6.0-dev");
   }
 }

contracts/src/v0.8/ccip/test/capability/CCIPConfig.t.sol

@@ -1,14 +1,13 @@
 // SPDX-License-Identifier: BUSL-1.1
 pragma solidity ^0.8.24;
 
-import {Test} from "forge-std/Test.sol";
-
 import {SortedSetValidationUtil} from "../../../shared/util/SortedSetValidationUtil.sol";
 import {CCIPConfig} from "../../capability/CCIPConfig.sol";
 import {ICapabilitiesRegistry} from "../../capability/interfaces/ICapabilitiesRegistry.sol";
 import {CCIPConfigTypes} from "../../capability/libraries/CCIPConfigTypes.sol";
 import {Internal} from "../../libraries/Internal.sol";
 import {CCIPConfigHelper} from "../helpers/CCIPConfigHelper.sol";
+import {Test} from "forge-std/Test.sol";
 
 contract CCIPConfigSetup is Test {
   address public constant OWNER = 0x82ae2B4F57CA5C1CBF8f744ADbD3697aD1a35AFe;
@@ -109,6 +108,24 @@ contract CCIPConfigSetup is Test {
   }
 }
 
+contract CCIPConfig_constructor is Test {
+  // Successes.
+
+  function test_constructor_Success() public {
+    address capabilitiesRegistry = makeAddr("capabilitiesRegistry");
+    CCIPConfigHelper ccipCC = new CCIPConfigHelper(capabilitiesRegistry);
+    assertEq(address(ccipCC.getCapabilityRegistry()), capabilitiesRegistry);
+    assertEq(ccipCC.typeAndVersion(), "CCIPConfig 1.6.0-dev");
+  }
+
+  // Reverts.
+
+  function test_constructor_ZeroAddressNotAllowed_Revert() public {
+    vm.expectRevert(CCIPConfig.ZeroAddressNotAllowed.selector);
+    new CCIPConfigHelper(address(0));
+  }
+}
+
 contract CCIPConfig_chainConfig is CCIPConfigSetup {
   // Successes.
 
@@ -1360,7 +1377,7 @@ contract CCIPConfig_ConfigStateMachine is CCIPConfigSetup {
   }
 }
 
-contract CCIPConfig__updatePluginConfig is CCIPConfigSetup {
+contract CCIPConfig_updatePluginConfig is CCIPConfigSetup {
   // Successes.
 
   function test__updatePluginConfig_InitToRunning_Success() public {

contracts/src/v0.8/ccip/test/onRamp/EVM2EVMMultiOnRamp.t.sol

@@ -337,7 +337,7 @@ contract EVM2EVMMultiOnRamp_forwardFromRouter is EVM2EVMMultiOnRampSetup {
     Client.EVM2AnyMessage memory message = _generateEmptyMessage();
     message.extraArgs = bytes("bad args");
 
-    vm.expectRevert(EVM2EVMMultiOnRamp.InvalidExtraArgsTag.selector);
+    vm.expectRevert(PriceRegistry.InvalidExtraArgsTag.selector);
 
     s_onRamp.forwardFromRouter(DEST_CHAIN_SELECTOR, message, 0, OWNER);
   }