Fix find-in-page re-scope across frame boundaries.

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1988 matching lines @@
 {
     ensureTextFinder().scopeStringMatches(identifier, searchText, options, reset);
 }
 
 void WebLocalFrameImpl::cancelPendingScopingEffort()
 {
     if (m_textFinder)
         m_textFinder->cancelPendingScopingEffort();
 }
 
+bool WebLocalFrameImpl::scopingInProgress()
+{
+    return m_textFinder ? m_textFinder->scopingInProgress() : false;
+}
+
 void WebLocalFrameImpl::increaseMatchCount(int count, int identifier)
 {
     ensureTextFinder().increaseMatchCount(identifier, count);
 }
 
 void WebLocalFrameImpl::resetMatchCount()
 {
     ensureTextFinder().resetMatchCount();
 }
 
@@ skipping 128 matching lines @@
 {
     frame()->loader().forceSandboxFlags(static_cast<SandboxFlags>(flags));
 }
 
 void WebLocalFrameImpl::clearActiveFindMatch()
 {
     ensureTextFinder().clearActiveFindMatch();
 }
 
 } // namespace blink