content: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

content/browser/devtools/protocol/page_handler.cc

 // Copyright 2014 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/browser/devtools/protocol/page_handler.h"
 
 #include <string>
 
 #include "base/base64.h"
 #include "base/bind.h"
+#include "base/location.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/threading/worker_pool.h"
 #include "content/browser/devtools/protocol/color_picker.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/javascript_dialog_manager.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_entry.h"
@@ skipping 396 matching lines @@
 }
 
 void PageHandler::ScreencastFrameCaptured(
     const cc::CompositorFrameMetadata& metadata,
     const SkBitmap& bitmap,
     ReadbackResponse response) {
   if (response != READBACK_SUCCESS) {
     processing_screencast_frame_ = false;
     if (capture_retry_count_) {
       --capture_retry_count_;
-      base::MessageLoop::current()->PostDelayedTask(
-          FROM_HERE,
-          base::Bind(&PageHandler::InnerSwapCompositorFrame,
-                     weak_factory_.GetWeakPtr()),
+      base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+          FROM_HERE, base::Bind(&PageHandler::InnerSwapCompositorFrame,
+                                weak_factory_.GetWeakPtr()),
           base::TimeDelta::FromMilliseconds(kFrameRetryDelayMs));
     }
     return;
   }
   base::PostTaskAndReplyWithResult(
       base::WorkerPool::GetTaskRunner(true).get(),
       FROM_HERE,
       base::Bind(&EncodeScreencastFrame,
                  bitmap, screencast_format_, screencast_quality_),
       base::Bind(&PageHandler::ScreencastFrameEncoded,
@@ skipping 52 matching lines @@
 
 void PageHandler::OnColorPicked(int r, int g, int b, int a) {
   scoped_refptr<dom::RGBA> color =
       dom::RGBA::Create()->set_r(r)->set_g(g)->set_b(b)->set_a(a);
   client_->ColorPicked(ColorPickedParams::Create()->set_color(color));
 }
 
 }  // namespace page
 }  // namespace devtools
 }  // namespace content