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

content/renderer/render_view_impl.h

Index: content/renderer/render_view_impl.h
diff --git a/content/renderer/render_view_impl.h b/content/renderer/render_view_impl.h
index 6470e87366fee38175c1d05b1d6bb972caca7321..832dee9ca2480d3ca1cc9ecc5bc9050db4ebc21a 100644
--- a/content/renderer/render_view_impl.h
+++ b/content/renderer/render_view_impl.h
@@ -27,7 +27,6 @@
 #include "cc/input/browser_controls_state.h"
 #include "cc/resources/shared_bitmap.h"
 #include "content/common/content_export.h"
-#include "content/common/drag_event_source_info.h"
 #include "content/common/frame_message_enums.h"
 #include "content/common/navigation_gesture.h"
 #include "content/common/page_message_enums.h"
@@ -87,10 +86,8 @@ class WebApplicationCacheHostClient;
 class WebDOMMessageEvent;
 class WebDataSource;
 class WebDateTimeChooserCompletion;
-class WebDragData;
 class WebGestureEvent;
 class WebIconURL;
-class WebImage;
 class WebPeerConnection00Handler;
 class WebPeerConnection00HandlerClient;
 class WebMouseEvent;
@@ -339,11 +336,6 @@ class CONTENT_EXPORT RenderViewImpl
   void setStatusText(const blink::WebString& text) override;
   void setMouseOverURL(const blink::WebURL& url) override;
   void setKeyboardFocusURL(const blink::WebURL& url) override;
-  void startDragging(blink::WebLocalFrame* frame,
-                     const blink::WebDragData& data,
-                     blink::WebDragOperationsMask mask,
-                     const blink::WebImage& image,
-                     const blink::WebPoint& imageOffset) override;
   bool acceptsLoadDrops() override;
   void focusNext() override;
   void focusPrevious() override;
@@ -455,6 +447,7 @@ class CONTENT_EXPORT RenderViewImpl
   friend class RenderViewImplTest;
   friend class RenderViewTest;
   friend class RendererAccessibilityTest;
+  friend class RenderWidget;
 
   // TODO(nasko): Temporarily friend RenderFrameImpl, so we don't duplicate
   // utility functions needed in both classes, while we move frame specific
@@ -879,11 +872,6 @@ class CONTENT_EXPORT RenderViewImpl
   // is fine.
   base::ObserverList<RenderViewObserver> observers_;
 
-  // This field stores drag/drop related info for the event that is currently
-  // being handled. If the current event results in starting a drag/drop
-  // session, this info is sent to the browser along with other drag/drop info.
-  DragEventSourceInfo possible_drag_event_info_;
-
   // NOTE: stats_collection_observer_ should be the last members because their
   // constructors call the AddObservers method of RenderViewImpl.
   std::unique_ptr<StatsCollectionObserver> stats_collection_observer_;