Revert of Remove hasGrammarMarker from internals

third_party/WebKit/Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 157 matching lines @@
 };
 
 } // namespace
 
 static bool markerTypesFrom(const String& markerType, DocumentMarker::MarkerTypes& result)
 {
     if (markerType.isEmpty() || equalIgnoringCase(markerType, "all"))
         result = DocumentMarker::AllMarkers();
     else if (equalIgnoringCase(markerType, "Spelling"))
         result =  DocumentMarker::Spelling;
+    else if (equalIgnoringCase(markerType, "Grammar"))
+        result =  DocumentMarker::Grammar;
     else if (equalIgnoringCase(markerType, "TextMatch"))
         result =  DocumentMarker::TextMatch;
     else
         return false;
 
     return true;
 }
 
 static SpellCheckRequester* spellCheckRequester(Document* document)
 {
@@ skipping 1415 matching lines @@
 Vector<unsigned long> Internals::setMemoryCacheCapacities(unsigned long minDeadBytes, unsigned long maxDeadBytes, unsigned long totalBytes)
 {
     Vector<unsigned long> result;
     result.append(memoryCache()->minDeadCapacity());
     result.append(memoryCache()->maxDeadCapacity());
     result.append(memoryCache()->capacity());
     memoryCache()->setCapacities(minDeadBytes, maxDeadBytes, totalBytes);
     return result;
 }
 
+bool Internals::hasGrammarMarker(Document* document, int from, int length)
+{
+    ASSERT(document);
+    if (!document->frame())
+        return false;
+
+    return document->frame()->spellChecker().selectionStartHasMarkerFor(DocumentMarker::Grammar, from, length);
+}
+
 unsigned Internals::numberOfScrollableAreas(Document* document)
 {
     ASSERT(document);
     if (!document->frame())
         return 0;
 
     unsigned count = 0;
     LocalFrame* frame = document->frame();
     if (frame->view()->scrollableAreas())
         count += frame->view()->scrollableAreas()->size();
@@ skipping 979 matching lines @@
 }
 
 String Internals::getProgrammaticScrollAnimationState(Node* node) const
 {
     if (ScrollableArea* scrollableArea = scrollableAreaForNode(node))
         return scrollableArea->programmaticScrollAnimator().runStateAsText();
     return String();
 }
 
 } // namespace blink