Introduce a struct to store arguments of Element::focus().

third_party/WebKit/Source/web/WebViewImpl.cpp

 /*
  * Copyright (C) 2011, 2012 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 2175 matching lines @@
         m_page->focusController().setActive(true);
         RefPtrWillBeRawPtr<Frame> focusedFrame = m_page->focusController().focusedFrame();
         if (focusedFrame && focusedFrame->isLocalFrame()) {
             LocalFrame* localFrame = toLocalFrame(focusedFrame.get());
             Element* element = localFrame->document()->focusedElement();
             if (element && localFrame->selection().selection().isNone()) {
                 // If the selection was cleared while the WebView was not
                 // focused, then the focus element shows with a focus ring but
                 // no caret and does respond to keyboard inputs.
                 if (element->isTextFormControl()) {
-                    element->updateFocusAppearance(true);
+                    element->updateFocusAppearance(SelectionBehaviorOnFocus::Restore);
                 } else if (element->isContentEditable()) {
                     // updateFocusAppearance() selects all the text of
                     // contentseditable DIVs. So we set the selection explicitly
                     // instead. Note that this has the side effect of moving the
                     // caret back to the beginning of the text.
                     Position position(element, 0);
                     localFrame->selection().setSelection(VisibleSelection(position, SEL_DEFAULT_AFFINITY));
                 }
             }
         }
@@ skipping 2259 matching lines @@
     if (m_pageColorOverlay)
         m_pageColorOverlay->update();
     if (InspectorOverlay* overlay = inspectorOverlay()) {
         PageOverlay* inspectorPageOverlay = overlay->pageOverlay();
         if (inspectorPageOverlay)
             inspectorPageOverlay->update();
     }
 }
 
 } // namespace blink