gpu: reference target surfaces through a globally unique surface id.

content/renderer/render_view_impl.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/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 #include <string>
 #include <vector>
@@ skipping 320 matching lines @@
   WebFileChooserCompletion* completion;  // MAY BE NULL to skip callback.
 };
 
 RenderViewImpl::RenderViewImpl(
     gfx::NativeViewId parent_hwnd,
     int32 opener_id,
     const content::RendererPreferences& renderer_prefs,
     const WebPreferences& webkit_prefs,
     SharedRenderViewCounter* counter,
     int32 routing_id,
+    int32 surface_id,
     int64 session_storage_namespace_id,
     const string16& frame_name,
     int32 next_page_id)
     : RenderWidget(WebKit::WebPopupTypeNone),
       webkit_preferences_(webkit_prefs),
       send_content_state_immediately_(false),
       enabled_bindings_(0),
       send_preferred_size_changes_(false),
       is_loading_(false),
       navigation_gesture_(NavigationGestureUnknown),
@@ skipping 18 matching lines @@
       p2p_socket_dispatcher_(NULL),
       devtools_agent_(NULL),
       renderer_accessibility_(NULL),
       session_storage_namespace_id_(session_storage_namespace_id),
       handling_select_range_(false),
 #if defined(OS_WIN)
       focused_plugin_id_(-1),
 #endif
       ALLOW_THIS_IN_INITIALIZER_LIST(pepper_delegate_(this)) {
   routing_id_ = routing_id;
+  surface_id_ = surface_id;
   if (opener_id != MSG_ROUTING_NONE)
     opener_id_ = opener_id;
 
   // Ensure we start with a valid next_page_id_ from the browser.
   DCHECK_GE(next_page_id_, 0);
 
 #if defined(ENABLE_NOTIFICATIONS)
   notification_provider_ = new NotificationProvider(this);
 #else
   notification_provider_ = NULL;
@@ skipping 119 matching lines @@
 }
 
 /*static*/
 RenderViewImpl* RenderViewImpl::Create(
     gfx::NativeViewId parent_hwnd,
     int32 opener_id,
     const content::RendererPreferences& renderer_prefs,
     const WebPreferences& webkit_prefs,
     SharedRenderViewCounter* counter,
     int32 routing_id,
+    int32 surface_id,
     int64 session_storage_namespace_id,
     const string16& frame_name,
     int32 next_page_id) {
   DCHECK(routing_id != MSG_ROUTING_NONE);
   return new RenderViewImpl(
       parent_hwnd,
       opener_id,
       renderer_prefs,
       webkit_prefs,
       counter,
       routing_id,
+      surface_id,
       session_storage_namespace_id,
       frame_name,
       next_page_id);  // adds reference
 }
 
 WebKit::WebPeerConnectionHandler* RenderViewImpl::CreatePeerConnectionHandler(
     WebKit::WebPeerConnectionHandlerClient* client) {
   const CommandLine* cmd_line = CommandLine::ForCurrentProcess();
   if (!cmd_line->HasSwitch(switches::kEnableMediaStream))
     return NULL;
@@ skipping 799 matching lines @@
   params.session_storage_namespace_id = session_storage_namespace_id_;
   params.frame_name = frame_name;
   params.opener_frame_id = creator->identifier();
   params.opener_url = creator->document().url();
   params.opener_security_origin =
       creator->document().securityOrigin().toString().utf8();
   if (!request.isNull())
     params.target_url = request.url();
 
   int32 routing_id = MSG_ROUTING_NONE;
+  int32 surface_id = 0;
   int64 cloned_session_storage_namespace_id;
   bool opener_suppressed = creator->willSuppressOpenerInNewFrame();
 
   RenderThread::Get()->Send(
       new ViewHostMsg_CreateWindow(params,
                                    &routing_id,
+                                   &surface_id,
                                    &cloned_session_storage_namespace_id));
   if (routing_id == MSG_ROUTING_NONE)
     return NULL;
 
   RenderViewImpl* view = RenderViewImpl::Create(
       0,
       routing_id_,
       renderer_preferences_,
       webkit_preferences_,
       shared_popup_counter_,
       routing_id,
+      surface_id,
       cloned_session_storage_namespace_id,
       frame_name,
       1);
   view->opened_by_user_gesture_ = params.user_gesture;
 
   // Record whether the creator frame is trying to suppress the opener field.
   view->opener_suppressed_ = opener_suppressed;
 
   // Record the security origin of the creator.
   GURL creator_url(creator->document().securityOrigin().toString().utf8());
@@ skipping 3489 matching lines @@
 bool RenderViewImpl::WebWidgetHandlesCompositorScheduling() const {
   return !!RenderThreadImpl::current()->compositor_thread();
 }
 
 void RenderViewImpl::OnJavaBridgeInit() {
   DCHECK(!java_bridge_dispatcher_.get());
 #if defined(ENABLE_JAVA_BRIDGE)
   java_bridge_dispatcher_.reset(new JavaBridgeDispatcher(this));
 #endif
 }