browser-plugin: Allow accepting drag-n-drop events.

content/browser/browser_plugin/browser_plugin_embedder.cc

 // Copyright (c) 2012 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.
 
 #include "content/browser/browser_plugin/browser_plugin_embedder.h"
 
 #include <set>
 
 #include "base/logging.h"
 #include "base/stl_util.h"
@@ skipping 77 matching lines @@
 
   const std::string& host =
       render_view_host->GetSiteInstance()->GetSiteURL().host();
   guest_web_contents = WebContentsImpl::CreateGuest(
       web_contents()->GetBrowserContext(),
       host,
       instance_id);
 
   guest = guest_web_contents->GetBrowserPluginGuest();
   guest->set_embedder_render_process_host(render_view_host->GetProcess());
+  guest->set_embedder_render_view_host(render_view_host);
 
   RendererPreferences* guest_renderer_prefs =
       guest_web_contents->GetMutableRendererPrefs();
   // Copy renderer preferences (and nothing else) from the embedder's
   // TabContents to the guest.
   //
   // For GTK and Aura this is necessary to get proper renderer configuration
   // values for caret blinking interval, colors related to selection and
   // focus.
   *guest_renderer_prefs = *web_contents()->GetMutableRendererPrefs();
@@ skipping 157 matching lines @@
   DestroyGuestByInstanceID(instance_id);
 }
 
 void BrowserPluginEmbedder::SetGuestVisibility(int instance_id,
                                                bool guest_visible) {
   BrowserPluginGuest* guest = GetGuestByInstanceID(instance_id);
   if (guest)
     guest->SetVisibility(visible_, guest_visible);
 }
 
+void BrowserPluginEmbedder::DragStatusUpdate(
+    int instance_id,
+    WebKit::WebDragStatus drag_status,
+    const WebDropData& drop_data,
+    WebKit::WebDragOperationsMask drag_mask,
+    const gfx::Point& location) {
+  BrowserPluginGuest* guest = GetGuestByInstanceID(instance_id);
+  if (guest)
+    guest->DragStatusUpdate(drag_status, drop_data, drag_mask, location);
+}
+
 void BrowserPluginEmbedder::Go(int instance_id, int relative_index) {
   BrowserPluginGuest* guest = GetGuestByInstanceID(instance_id);
   if (guest)
     guest->Go(relative_index);
 }
 
 void BrowserPluginEmbedder::Stop(int instance_id) {
   BrowserPluginGuest* guest = GetGuestByInstanceID(instance_id);
   if (guest)
     guest->Stop();
@@ skipping 19 matching lines @@
       bool visible = *Details<bool>(details).ptr();
       WebContentsVisibilityChanged(visible);
       break;
     }
     default:
       NOTREACHED() << "Unexpected notification type: " << type;
   }
 }
 
 }  // namespace content