Implementing directional selection strategy in Blink.

Source/web/WebLocalFrameImpl.cpp

Index: Source/web/WebLocalFrameImpl.cpp
diff --git a/Source/web/WebLocalFrameImpl.cpp b/Source/web/WebLocalFrameImpl.cpp
index caea872adab0f715961a1a565b5980e79acb49b9..b3fc354fccda1138c1c0a4050842029df2c4c9a2 100644
--- a/Source/web/WebLocalFrameImpl.cpp
+++ b/Source/web/WebLocalFrameImpl.cpp
@@ -1248,12 +1248,9 @@ void WebLocalFrameImpl::selectRange(const WebRange& webRange)
         frame()->selection().setSelectedRange(range.get(), VP_DEFAULT_AFFINITY, FrameSelection::NonDirectional, NotUserTriggered);
 }
 
-void WebLocalFrameImpl::moveRangeSelectionExtent(const WebPoint& pointInViewport, WebFrame::TextGranularity granularity)
+void WebLocalFrameImpl::moveRangeSelectionExtent(const WebPoint& point)
 {
-    blink::TextGranularity blinkGranularity = blink::CharacterGranularity;
-    if (granularity == WebFrame::WordGranularity)
-        blinkGranularity = blink::WordGranularity;
-    frame()->selection().moveRangeSelectionExtent(visiblePositionForViewportPoint(pointInViewport), blinkGranularity);
+    frame()->selection().moveRangeSelectionExtent(visiblePositionForViewportPoint(point));
 }
 
 void WebLocalFrameImpl::moveRangeSelection(const WebPoint& baseInViewport, const WebPoint& extentInViewport, WebFrame::TextGranularity granularity)