Disable BeginFrame scheduling for OOPIF

content/renderer/render_widget.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_widget.h"
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 478 matching lines @@
       is_fullscreen_granted_(false),
       display_mode_(blink::WebDisplayModeUndefined),
       has_focus_(false),
       handling_input_event_(false),
       handling_ime_event_(false),
       handling_event_type_(WebInputEvent::Undefined),
       ignore_ack_for_mouse_move_from_debugger_(false),
       closing_(false),
       host_closing_(false),
       is_swapped_out_(swapped_out),
+      for_subframe_(false),
       input_method_is_active_(false),
       text_input_type_(ui::TEXT_INPUT_TYPE_NONE),
       text_input_mode_(ui::TEXT_INPUT_MODE_DEFAULT),
       text_input_flags_(0),
       can_compose_inline_(true),
       popup_type_(popup_type),
       pending_window_rect_count_(0),
       suppress_next_char_events_(false),
       screen_info_(screen_info),
       device_scale_factor_(screen_info_.deviceScaleFactor),
@@ skipping 44 matching lines @@
     bool hidden,
     const blink::WebScreenInfo& screen_info,
     CompositorDependencies* compositor_deps,
     blink::WebLocalFrame* frame) {
   CHECK_NE(routing_id, MSG_ROUTING_NONE);
   scoped_refptr<RenderWidget> widget(new RenderWidget(
       blink::WebPopupTypeNone, screen_info, false, hidden, false));
   widget->routing_id_ = routing_id;
   widget->surface_id_ = surface_id;
   widget->compositor_deps_ = compositor_deps;
+  widget->for_subframe_ = true;
   // DoInit increments the reference count on |widget|, keeping it alive after
   // this function returns.
   if (widget->DoInit(MSG_ROUTING_NONE, compositor_deps,
                      RenderWidget::CreateWebFrameWidget(widget.get(), frame),
                      nullptr)) {
     widget->CompleteInit();
     return widget.get();
   }
   return nullptr;
 }
@@ skipping 1865 matching lines @@
 void RenderWidget::RegisterVideoHoleFrame(RenderFrameImpl* frame) {
   video_hole_frames_.AddObserver(frame);
 }
 
 void RenderWidget::UnregisterVideoHoleFrame(RenderFrameImpl* frame) {
   video_hole_frames_.RemoveObserver(frame);
 }
 #endif  // defined(VIDEO_HOLE)
 
 }  // namespace content