Implement frame attribution (FrameBlamer)

components/scheduler/renderer/web_view_scheduler_impl.cc

 // Copyright 2015 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 "components/scheduler/renderer/web_view_scheduler_impl.h"
 
 #include "base/logging.h"
 #include "components/scheduler/base/virtual_time_domain.h"
 #include "components/scheduler/child/scheduler_tqm_delegate.h"
 #include "components/scheduler/renderer/auto_advancing_virtual_time_domain.h"
@@ skipping 35 matching lines @@
     return;
 
   page_visible_ = page_visible;
 
   for (WebFrameSchedulerImpl* frame_scheduler : frame_schedulers_) {
     frame_scheduler->setPageVisible(page_visible_);
   }
 }
 
 scoped_ptr<WebFrameSchedulerImpl>
-WebViewSchedulerImpl::createWebFrameSchedulerImpl() {
+WebViewSchedulerImpl::createWebFrameSchedulerImpl(
+    base::trace_event::BlameContext* blame_context) {
   scoped_ptr<WebFrameSchedulerImpl> frame_scheduler(
-      new WebFrameSchedulerImpl(renderer_scheduler_, this));
+      new WebFrameSchedulerImpl(renderer_scheduler_, this, blame_context));
   frame_scheduler->setPageVisible(page_visible_);
   frame_schedulers_.insert(frame_scheduler.get());
   return frame_scheduler;
 }
 
 blink::WebPassOwnPtr<blink::WebFrameScheduler>
-WebViewSchedulerImpl::createFrameScheduler() {
-  return blink::adoptWebPtr(createWebFrameSchedulerImpl().release());
+WebViewSchedulerImpl::createFrameScheduler(blink::BlameContext* blame_context) {
+  return blink::adoptWebPtr(
+      createWebFrameSchedulerImpl(blame_context).release());
 }
 
 void WebViewSchedulerImpl::Unregister(WebFrameSchedulerImpl* frame_scheduler) {
   DCHECK(frame_schedulers_.find(frame_scheduler) != frame_schedulers_.end());
   frame_schedulers_.erase(frame_scheduler);
 }
 
 void WebViewSchedulerImpl::AddConsoleWarning(const std::string& message) {
   if (!web_view_ || !web_view_->mainFrame())
     return;
@@ skipping 28 matching lines @@
 
   allow_virtual_time_to_advance_ = allow_virtual_time_to_advance;
 
   if (virtual_time_domain_) {
     virtual_time_domain_->SetCanAdvanceVirtualTime(
         allow_virtual_time_to_advance);
   }
 }
 
 }  // namespace scheduler