Drag-and-drop: Move startDrag out of WebView/RenderView.

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 3933 matching lines @@
 }
 
 void WebViewImpl::mainFrameScrollOffsetChanged() {
   m_devToolsEmulator->mainFrameScrollOrScaleChanged();
 }
 
 bool WebViewImpl::useExternalPopupMenus() {
   return shouldUseExternalPopupMenus;
 }
 
-void WebViewImpl::startDragging(LocalFrame* frame,
-                                const WebDragData& dragData,
-                                WebDragOperationsMask mask,
-                                const WebImage& dragImage,
-                                const WebPoint& dragImageOffset) {
-  if (!m_client)
-    return;
-  DCHECK(!m_doingDragAndDrop);
-  m_doingDragAndDrop = true;
-  m_client->startDragging(WebLocalFrameImpl::fromFrame(frame), dragData, mask,
-                          dragImage, dragImageOffset);
-}
-
 void WebViewImpl::setIgnoreInputEvents(bool newValue) {
   DCHECK_NE(m_ignoreInputEvents, newValue);
   m_ignoreInputEvents = newValue;
 }
 
 void WebViewImpl::setBackgroundColorOverride(WebColor color) {
   m_backgroundColorOverride = color;
   updateLayerTreeBackgroundColor();
 }
 
@@ skipping 476 matching lines @@
   if (focusedFrame->localFrameRoot() != mainFrameImpl()->frame())
     return nullptr;
   return focusedFrame;
 }
 
 LocalFrame* WebViewImpl::focusedLocalFrameAvailableForIme() const {
   return m_imeAcceptEvents ? focusedLocalFrameInWidget() : nullptr;
 }
 
 }  // namespace blink