Implementing directional selection strategy in Blink.

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
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 }
 
 void WebLocalFrameImpl::selectRange(const WebRange& webRange)
 {
     if (RefPtrWillBeRawPtr<Range> range = static_cast<PassRefPtrWillBeRawPtr<Range>>(webRange))
         frame()->selection().setSelectedRange(range.get(), VP_DEFAULT_AFFINITY, FrameSelection::NonDirectional, NotUserTriggered);
 }
 
 void WebLocalFrameImpl::moveRangeSelectionExtent(const WebPoint& point, WebFrame::TextGranularity granularity)
 {
-    blink::TextGranularity blinkGranularity = blink::CharacterGranularity;
-    if (granularity == WebFrame::WordGranularity)
-        blinkGranularity = blink::WordGranularity;
-    frame()->selection().moveRangeSelectionExtent(visiblePositionForWindowPoint(point), blinkGranularity);
+    fprintf(stderr, "WebLocalFrameImpl::moveRangeSelectionExtent\n");
+//    blink::TextGranularity blinkGranularity = blink::CharacterGranularity;
+//    if (granularity == WebFrame::WordGranularity)
+//        blinkGranularity = blink::WordGranularity;
+    frame()->selection().moveRangeSelectionExtent(visiblePositionForWindowPoint(point));
 }
 
 void WebLocalFrameImpl::moveRangeSelection(const WebPoint& base, const WebPoint& extent, WebFrame::TextGranularity granularity)
 {
+    fprintf(stderr, "WebLocalFrameImpl::moveRangeSelection\n");
     blink::TextGranularity blinkGranularity = blink::CharacterGranularity;
     if (granularity == WebFrame::WordGranularity)
         blinkGranularity = blink::WordGranularity;
     frame()->selection().moveRangeSelection(visiblePositionForWindowPoint(base), visiblePositionForWindowPoint(extent), blinkGranularity);
 }
 
 void WebLocalFrameImpl::moveCaretSelection(const WebPoint& point)
 {
     Element* editable = frame()->selection().rootEditableElement();
     if (!editable)
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 {
     m_frameWidget = frameWidget;
 }
 
 WebFrameWidgetImpl* WebLocalFrameImpl::frameWidget() const
 {
     return m_frameWidget;
 }
 
 } // namespace blink