Move frameBlameContext() accessor to FrameLoaderClient.

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

Index: third_party/WebKit/Source/core/loader/FrameLoaderClient.h
diff --git a/third_party/WebKit/Source/core/loader/FrameLoaderClient.h b/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
index 796942443bcba1ac61bab2ebe7839e363140f694..c445ac17bcae4e850541be098b8b0d271a1968e3 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
+++ b/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
@@ -342,6 +342,8 @@ class CORE_EXPORT FrameLoaderClient : public FrameClient {
   // Overwrites the given URL to use an HTML5 embed if possible. An empty URL is
   // returned if the URL is not overriden.
   virtual KURL overrideFlashEmbedWithHTML(const KURL&) { return KURL(); }
+
+  virtual BlameContext* frameBlameContext() { return nullptr; }
 };
 
 }  // namespace blink