Force new surface on BrowserPluginGuest reattach.

content/browser/browser_plugin/browser_plugin_guest.h

 // 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.
 
 // A BrowserPluginGuest is the browser side of a browser <--> embedder
 // renderer channel. A BrowserPlugin (a WebPlugin) is on the embedder
 // renderer side of browser <--> embedder renderer communication.
 //
 // BrowserPluginGuest lives on the UI thread of the browser process. Any
 // messages about the guest render process that the embedder might be interested
@@ skipping 172 matching lines @@
 
   gfx::Point GetScreenCoordinates(const gfx::Point& relative_position) const;
 
   // Helper to send messages to embedder. If this guest is not yet attached,
   // then IPCs will be queued until attachment.
   void SendMessageToEmbedder(IPC::Message* msg);
 
   // Returns whether the guest is attached to an embedder.
   bool attached() const { return attached_; }
 
+  // Returns true when an attachment has taken place since the last time the
+  // compositor surface was set.
+  bool has_attached_since_surface_set() const {
+    return has_attached_since_surface_set_;
+  }
+
   // Attaches this BrowserPluginGuest to the provided |embedder_web_contents|
   // and initializes the guest with the provided |params|. Attaching a guest
   // to an embedder implies that this guest's lifetime is no longer managed
   // by its opener, and it can begin loading resources.
   void Attach(int browser_plugin_instance_id,
               WebContentsImpl* embedder_web_contents,
               const BrowserPluginHostMsg_Attach_Params& params);
 
   // Returns whether BrowserPluginGuest is interested in receiving the given
   // |message|.
@@ skipping 35 matching lines @@
 
  protected:
 
   // BrowserPluginGuest is a WebContentsObserver of |web_contents| and
   // |web_contents| has to stay valid for the lifetime of BrowserPluginGuest.
   // Constructor protected for testing.
   BrowserPluginGuest(bool has_render_view,
                      WebContentsImpl* web_contents,
                      BrowserPluginGuestDelegate* delegate);
 
+  // Protected for testing.
+  void set_has_attached_since_surface_set_for_test(bool has_attached) {
+    has_attached_since_surface_set_ = has_attached;
+  }
+
+  void set_attached_for_test(bool attached) {
+    attached_ = attached;
+  }
+
  private:
   class EmbedderVisibilityObserver;
 
   void InitInternal(const BrowserPluginHostMsg_Attach_Params& params,
                     WebContentsImpl* owner_web_contents);
 
   bool InAutoSizeBounds(const gfx::Size& size) const;
 
   void OnSatisfySequence(int instance_id, const cc::SurfaceSequence& sequence);
   void OnRequireSequence(int instance_id,
@@ skipping 108 matching lines @@
 
   // The last tooltip that was set with SetTooltipText().
   base::string16 current_tooltip_text_;
 
   scoped_ptr<EmbedderVisibilityObserver> embedder_visibility_observer_;
   WebContentsImpl* owner_web_contents_;
 
   // Indicates whether this guest has been attached to a container.
   bool attached_;
 
+  // Used to signal if a browser plugin has been attached since the last time
+  // the compositing surface was set.
+  bool has_attached_since_surface_set_;
+
   // An identifier that uniquely identifies a browser plugin within an embedder.
   int browser_plugin_instance_id_;
   gfx::Rect guest_window_rect_;
   bool focused_;
   bool mouse_locked_;
   bool pending_lock_request_;
   bool guest_visible_;
   bool embedder_visible_;
   // Whether the browser plugin is inside a plugin document.
   bool is_full_page_plugin_;
@@ skipping 51 matching lines @@
   // Weak pointer used to ask GeolocationPermissionContext about geolocation
   // permission.
   base::WeakPtrFactory<BrowserPluginGuest> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_