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

components/plugins/renderer/webview_plugin.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_PLUGINS_RENDERER_WEBVIEW_PLUGIN_H_
 #define COMPONENTS_PLUGINS_RENDERER_WEBVIEW_PLUGIN_H_
 
 #include <list>
 #include <memory>
 
@@ skipping 96 matching lines @@
   void didReceiveData(const char* data, int data_length) override;
   void didFinishLoading() override;
   void didFailLoading(const blink::WebURLError& error) override;
 
   // WebViewClient methods:
   bool acceptsLoadDrops() override;
 
   void setToolTipText(const blink::WebString&,
                       blink::WebTextDirection) override;
 
-  void startDragging(blink::WebLocalFrame* frame,
-                     const blink::WebDragData& drag_data,
-                     blink::WebDragOperationsMask mask,
-                     const blink::WebImage& image,
-                     const blink::WebPoint& point) override;
+  void startDragging(blink::WebReferrerPolicy,
+                     const blink::WebDragData&,
+                     blink::WebDragOperationsMask,
+                     const blink::WebImage&,
+                     const blink::WebPoint&) override;
 
   // TODO(ojan): Remove this override and have this class use a non-null
   // layerTreeView.
   bool allowsBrokenNullLayerTreeView() const override;
 
   // WebWidgetClient methods:
   void didInvalidateRect(const blink::WebRect&) override;
   void didChangeCursor(const blink::WebCursorInfo& cursor) override;
   void scheduleAnimation() override;
 
@@ skipping 39 matching lines @@
    private:
     WebViewPlugin* plugin_;
   };
   PluginWebFrameClient web_frame_client_;
 
   // Should be invalidated when destroy() is called.
   base::WeakPtrFactory<WebViewPlugin> weak_factory_;
 };
 
 #endif  // COMPONENTS_PLUGINS_RENDERER_WEBVIEW_PLUGIN_H_