Expand FrameSeleciton::isNone() to increase chances of hoisting update layout

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 1131 matching lines @@
   // TODO(xiaochengh): The use of updateStyleAndLayoutIgnorePendingStylesheets
   // needs to be audited.  see http://crbug.com/590369 for more details.
   frame->document()->updateStyleAndLayoutIgnorePendingStylesheets();
 
   frame->selection().selectWordAroundPosition(position);
 }
 
 bool WebLocalFrameImpl::selectWordAroundCaret() {
   TRACE_EVENT0("blink", "WebLocalFrameImpl::selectWordAroundCaret");
   FrameSelection& selection = frame()->selection();
-  if (selection.isNone() ||
+  if (selection.computeVisibleSelectionInDOMTreeDeprecated().isNone() ||
       selection.computeVisibleSelectionInDOMTreeDeprecated().isRange())
     return false;
 
   // TODO(xiaochengh): The use of updateStyleAndLayoutIgnorePendingStylesheets
   // needs to be audited.  see http://crbug.com/590369 for more details.
   frame()->document()->updateStyleAndLayoutIgnorePendingStylesheets();
 
   return frame()->selection().selectWordAroundPosition(
       selection.computeVisibleSelectionInDOMTreeDeprecated().visibleStart());
 }
@@ skipping 1275 matching lines @@
         createMarkup(startPosition, endPosition, AnnotateForInterchange,
                      ConvertBlocksToInlines::NotConvert, ResolveNonLocalURLs);
   } else {
     clipHtml =
         createMarkup(endPosition, startPosition, AnnotateForInterchange,
                      ConvertBlocksToInlines::NotConvert, ResolveNonLocalURLs);
   }
 }
 
 }  // namespace blink