Set navigationStart correctly for all load types.

third_party/WebKit/Source/core/loader/FrameLoader.h

Index: third_party/WebKit/Source/core/loader/FrameLoader.h
diff --git a/third_party/WebKit/Source/core/loader/FrameLoader.h b/third_party/WebKit/Source/core/loader/FrameLoader.h
index 127d12b75c152d8954bc577e112b1058b4ee0747..d57a9c09ae189ae25de484b1b77a630f8291cd3a 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoader.h
+++ b/third_party/WebKit/Source/core/loader/FrameLoader.h
@@ -105,6 +105,9 @@ public:
     // above the document without risking a URL spoof.
     void didAccessInitialDocument();
 
+    // Returns true if |didAccessInitialDocument| was called.
+    bool hasAccessedInitialDocument() const { return m_hasAccessedInitialDocument; }
+
     // If the initial empty document is showing and has been accessed, this
     // cancels the timer and immediately notifies the client in cases that
     // waiting to notify would allow a URL spoof.
@@ -280,7 +283,7 @@ private:
 
     Timer<FrameLoader> m_checkTimer;
 
-    bool m_didAccessInitialDocument;
+    bool m_hasAccessedInitialDocument;
     Timer<FrameLoader> m_didAccessInitialDocumentTimer;
 
     SandboxFlags m_forcedSandboxFlags;