content: Use base::MessageLoop.

content/browser/renderer_host/render_widget_host_view_mac_unittest.mm

 // 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/browser/renderer_host/render_widget_host_view_mac.h"
 
 #include "base/mac/mac_util.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "base/utf_string_conversions.h"
 #include "content/browser/browser_thread_impl.h"
@@ skipping 143 matching lines @@
 
     // Owned by its |cocoa_view()|, i.e. |rwhv_cocoa_|.
     rwhv_mac_ = static_cast<RenderWidgetHostViewMac*>(
         RenderWidgetHostView::CreateViewForWidget(rvh()));
     rwhv_cocoa_.reset([rwhv_mac_->cocoa_view() retain]);
   }
   virtual void TearDown() {
     // Make sure the rwhv_mac_ is gone once the superclass's |TearDown()| runs.
     rwhv_cocoa_.reset();
     pool_.Recycle();
-    MessageLoop::current()->RunUntilIdle();
+    base::MessageLoop::current()->RunUntilIdle();
     pool_.Recycle();
 
     // See comment in SetUp().
     test_rvh()->SetView(old_rwhv_);
 
     RenderViewHostImplTestHarness::TearDown();
   }
  protected:
  private:
   // This class isn't derived from PlatformTest.
@@ skipping 512 matching lines @@
 
   // Send an ACK for the first wheel event, so that the queue will be flushed.
   scoped_ptr<IPC::Message> response(new InputHostMsg_HandleInputEvent_ACK(
       0, WebKit::WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_CONSUMED));
   host->OnMessageReceived(*response);
 
   // Post the NSEventPhaseEnded wheel event to NSApp and check whether the
   // render view receives it.
   NSEvent* event2 = MockScrollWheelEventWithPhase(@selector(phaseEnded));
   [NSApp postEvent:event2 atStart:NO];
-  MessageLoop::current()->RunUntilIdle();
+  base::MessageLoop::current()->RunUntilIdle();
   ASSERT_EQ(2U, process_host->sink().message_count());
 
   // Clean up.
   host->Shutdown();
 }
 
 }  // namespace content