chrome/browser: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

chrome/browser/printing/print_preview_dialog_controller_browsertest.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 "base/bind_helpers.h"
+#include "base/location.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "chrome/browser/plugins/chrome_plugin_service_filter.h"
 #include "chrome/browser/plugins/plugin_prefs.h"
 #include "chrome/browser/printing/print_preview_dialog_controller.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_content_client.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
@@ skipping 28 matching lines @@
     IPC_BEGIN_MESSAGE_MAP(RequestPrintPreviewObserver, message)
       IPC_MESSAGE_HANDLER(PrintHostMsg_RequestPrintPreview,
                           OnRequestPrintPreview)
       IPC_MESSAGE_UNHANDLED(break;)
     IPC_END_MESSAGE_MAP();
     return false;  // Report not handled so the real handler receives it.
   }
 
   void OnRequestPrintPreview(
       const PrintHostMsg_RequestPrintPreview_Params& /* params */) {
-    base::MessageLoop::current()->PostTask(FROM_HERE, quit_closure_);
+    base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, quit_closure_);
   }
 
   base::Closure quit_closure_;
 
   DISALLOW_COPY_AND_ASSIGN(RequestPrintPreviewObserver);
 };
 
 class PrintPreviewDialogClonedObserver : public WebContentsObserver {
  public:
   explicit PrintPreviewDialogClonedObserver(WebContents* dialog)
@@ skipping 239 matching lines @@
   WebContents* preview_dialog = GetPrintPreviewDialog();
   ASSERT_TRUE(preview_dialog);
   ASSERT_NE(initiator(), preview_dialog);
 
   // Wait until the <iframe> in the print preview renderer has loaded.
   // |frame_count| should be 2. The other frame is the main frame.
   const int kExpectedFrameCount = 2;
   int frame_count;
   do {
     base::RunLoop run_loop;
-    base::MessageLoop::current()->PostDelayedTask(
+    base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
         FROM_HERE, run_loop.QuitClosure(), base::TimeDelta::FromSeconds(1));
     run_loop.Run();
 
     frame_count = 0;
     preview_dialog->ForEachFrame(
         base::Bind(&CountFrames, base::Unretained(&frame_count)));
   } while (frame_count < kExpectedFrameCount);
   ASSERT_EQ(kExpectedFrameCount, frame_count);
 
   // Make sure all the frames in the dialog has access to the PDF plugin.
   preview_dialog->ForEachFrame(base::Bind(&CheckPdfPluginForRenderFrame));
 }