Remove window.status plumbing, it's unused and the spec says it's a dummy

content/shell/test_runner/test_runner.h

Index: content/shell/test_runner/test_runner.h
diff --git a/content/shell/test_runner/test_runner.h b/content/shell/test_runner/test_runner.h
index bd1e591b4bbe5777460ad3ebd5030d4a9f6a371d..02d978fc8253e2ae3b55cd0a0a9f90614af3c380 100644
--- a/content/shell/test_runner/test_runner.h
+++ b/content/shell/test_runner/test_runner.h
@@ -135,7 +135,6 @@ class TestRunner : public WebTestRunner {
   bool canOpenWindows() const;
   bool shouldDumpResourceLoadCallbacks() const;
   bool shouldDumpResourceResponseMIMETypes() const;
-  bool shouldDumpStatusCallbacks() const;
   bool shouldDumpSpellCheckCallbacks() const;
   bool shouldWaitUntilExternalURLLoad() const;
   const std::set<std::string>* httpHeadersToClear() const;
@@ -427,11 +426,6 @@ class TestRunner : public WebTestRunner {
   void SetDisallowedSubresourcePathSuffixes(
       const std::vector<std::string>& suffixes);
 
-  // This function sets a flag that tells the test_shell to dump all calls
-  // to window.status().
-  // It takes no arguments, and ignores any that may be present.
-  void DumpWindowStatusChanges();
-
   // This function sets a flag that tells the test_shell to dump all
   // the lines of descriptive text about spellcheck execution.
   void DumpSpellCheckCallbacks();