Switch ChromeTestSuite to the same convention as ContentTestSuite:

content/browser/plugin_service_unittest.cc

 // Copyright (c) 2011 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/plugin_service.h"
 
-#include "chrome/test/base/testing_browser_process_test.h"
 #include "content/browser/browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
-class PluginServiceTest : public TestingBrowserProcessTest {
+class PluginServiceTest : public testing::Test {
  public:
   PluginServiceTest()
       : message_loop_(MessageLoop::TYPE_IO),
         ui_thread_(BrowserThread::UI, &message_loop_),
         file_thread_(BrowserThread::FILE, &message_loop_),
         io_thread_(BrowserThread::IO, &message_loop_) {}
 
 
   virtual void SetUp() {
     plugin_service_ = PluginService::GetInstance();
@@ skipping 11 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(PluginServiceTest);
 };
 
 TEST_F(PluginServiceTest, GetUILocale) {
   // Check for a non-empty locale string.
   EXPECT_NE("", plugin_service_->GetUILocale());
 }
 
 }  // namespace