Revert 252883 "Remove tests and code for showModalDialog"

trunk/src/content/browser/renderer_host/render_view_host_impl.h

Index: trunk/src/content/browser/renderer_host/render_view_host_impl.h
===================================================================
--- trunk/src/content/browser/renderer_host/render_view_host_impl.h	(revision 252888)
+++ trunk/src/content/browser/renderer_host/render_view_host_impl.h	(working copy)
@@ -415,6 +415,7 @@
 
   // RenderWidgetHost public overrides.
   virtual void Init() OVERRIDE;
+  virtual void Shutdown() OVERRIDE;
   virtual bool IsRenderView() const OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
   virtual void GotFocus() OVERRIDE;
@@ -549,6 +550,7 @@
                   bool user_gesture);
   void OnShowWidget(int route_id, const gfx::Rect& initial_pos);
   void OnShowFullscreenWidget(int route_id);
+  void OnRunModal(int opener_id, IPC::Message* reply_msg);
   void OnRenderViewReady();
   void OnRenderProcessGone(int status, int error_code);
   void OnNavigate(const IPC::Message& msg);
@@ -691,6 +693,12 @@
   // Routing ID for the main frame's RenderFrameHost.
   int main_frame_routing_id_;
 
+  // If we were asked to RunModal, then this will hold the reply_msg that we
+  // must return to the renderer to unblock it.
+  IPC::Message* run_modal_reply_msg_;
+  // This will hold the routing id of the RenderView that opened us.
+  int run_modal_opener_id_;
+
   // Set to true when there is a pending ViewMsg_ShouldClose message.  This
   // ensures we don't spam the renderer with multiple beforeunload requests.
   // When either this value or IsWaitingForUnloadACK is true, the value of