Remove calls to deprecated MessageLoop methods in content.

content/browser/renderer_host/pepper/pepper_gamepad_host_unittest.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/browser/renderer_host/pepper/pepper_gamepad_host.h"
 
 #include <stddef.h>
 #include <string.h>
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
+#include "base/run_loop.h"
 #include "build/build_config.h"
 #include "content/browser/gamepad/gamepad_test_helpers.h"
 #include "content/browser/renderer_host/pepper/browser_ppapi_host_test.h"
 #include "content/common/gamepad_hardware_buffer.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/host/host_message_context.h"
 #include "ppapi/proxy/gamepad_resource.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/proxy/resource_message_params.h"
 #include "ppapi/shared_impl/ppb_gamepad_shared.h"
@@ skipping 124 matching lines @@
   ppapi::host::HostMessageContext context(
       ppapi::proxy::ResourceMessageCallParams(pp_resource, 1));
   EXPECT_EQ(PP_OK_COMPLETIONPENDING,
             gamepad_host.OnResourceMessageReceived(
                 PpapiHostMsg_Gamepad_RequestMemory(), &context));
 
   MockGamepadDataFetcher* fetcher = service_->data_fetcher();
   fetcher->WaitForDataReadAndCallbacksIssued();
 
   // It should not have sent the callback message.
-  service_->message_loop().RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
   EXPECT_EQ(0u, sink().message_count());
 
   // Set a button down and wait for it to be read twice.
   blink::WebGamepads button_down_data = default_data;
   button_down_data.items[0].buttons[0].value = 1.f;
   button_down_data.items[0].buttons[0].pressed = true;
   fetcher->SetTestData(button_down_data);
   fetcher->WaitForDataReadAndCallbacksIssued();
 
   // It should have sent a callback.
-  service_->message_loop().RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
   ppapi::proxy::ResourceMessageReplyParams reply_params;
   IPC::Message reply_msg;
   ASSERT_TRUE(sink().GetFirstResourceReplyMatching(
       PpapiPluginMsg_Gamepad_SendMemory::ID, &reply_params, &reply_msg));
 
   // Extract the shared memory handle.
   base::SharedMemoryHandle reply_handle;
   EXPECT_TRUE(reply_params.TakeSharedMemoryHandleAtIndex(0, &reply_handle));
 
   // Validate the shared memory.
@@ skipping 12 matching lines @@
               buffer->buffer.items[0].buttons[i].pressed);
   }
 
   // Duplicate requests should be denied.
   EXPECT_EQ(PP_ERROR_FAILED,
             gamepad_host.OnResourceMessageReceived(
                 PpapiHostMsg_Gamepad_RequestMemory(), &context));
 }
 
 }  // namespace content