Remove NeedsManualRebaseline line for inspector/extensions/extensions-eval.html.

BUG=645640

Review-Url: https://codereview.chromium.org/2598423002
Cr-Commit-Position: refs/heads/master@{#440963}

third_party/WebKit/LayoutTests/TestExpectations

@@ -1819,8 +1819,6 @@ crbug.com/626703 imported/wpt/html/dom/documents/dom-tree-accessors/Document.cur
 
 crbug.com/662264 imported/wpt/html/browsers/sandboxing/sandbox-disallow-same-origin.html [ Timeout Failure ]
 
-crbug.com/645640 inspector/extensions/extensions-eval.html [ NeedsManualRebaseline ]
-
 crbug.com/652187 [ Debug ] http/tests/inspector/network/network-disable-cache-preloads.php [ Failure ]
 crbug.com/652187 [ Debug ] virtual/mojo-loading/http/tests/inspector/network/network-disable-cache-preloads.php [ Failure ]
 

third_party/WebKit/LayoutTests/inspector/extensions/extensions-eval-expected.txt

@@ -11,8 +11,8 @@ Evaluate: {"str":"foo","num":42} (exception: undefined)
 RUNNING TEST: extension_testEvalStatement
 Evaluate: 0 (exception: undefined)
 RUNNING TEST: extension_testEvalStringifyingLoopFailed
-log: Extension server error: Inspector protocol error: Object has too long reference chain
-Evaluate: undefined (exception: {"code":"E_PROTOCOLERROR","description":"Inspector protocol error: %s","details":["Object has too long reference chain"],"isError":true})
+error: Extension server error: Inspector protocol error: Object reference chain is too long
+Evaluate: undefined (exception: {"code":"E_PROTOCOLERROR","description":"Inspector protocol error: %s","details":["Object reference chain is too long"],"isError":true})
 RUNNING TEST: extension_testEvalThrows
 Evaluate: undefined (exception: {"isException":true,"value":"testExceptionString"})
 RUNNING TEST: extension_testEvalUndefined