Switch content tests to use BrowserThreadImpl directly.

content/browser/in_process_webkit/webkit_context_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/browser_thread_impl.h"
 #include "content/browser/in_process_webkit/dom_storage_context.h"
 #include "content/browser/in_process_webkit/webkit_context.h"
 #include "content/test/test_browser_context.h"
-#include "content/test/test_browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+using content::BrowserThreadImpl;
+
 class MockDOMStorageContext : public DOMStorageContext {
  public:
   MockDOMStorageContext(WebKitContext* webkit_context,
                         quota::SpecialStoragePolicy* special_storage_policy)
       : DOMStorageContext(webkit_context, special_storage_policy),
         purge_count_(0) {
   }
 
   virtual void PurgeMemory() {
     EXPECT_FALSE(BrowserThread::CurrentlyOn(BrowserThread::UI));
@@ skipping 19 matching lines @@
           browser_context.IsOffTheRecord(), browser_context.GetPath(),
           NULL, false, NULL, NULL));
   EXPECT_TRUE(context1->data_path() == context2->data_path());
   EXPECT_TRUE(context1->is_incognito() == context2->is_incognito());
 }
 
 TEST(WebKitContextTest, PurgeMemory) {
   // Start up a WebKit thread for the WebKitContext to call the
   // DOMStorageContext on.
   MessageLoop message_loop(MessageLoop::TYPE_DEFAULT);
-  content::TestBrowserThread webkit_thread(BrowserThread::WEBKIT,
-                                           &message_loop);
+  BrowserThreadImpl webkit_thread(BrowserThread::WEBKIT, &message_loop);
 
   {
     // Create the contexts.
     TestBrowserContext browser_context;
     scoped_refptr<WebKitContext> context(new WebKitContext(
             browser_context.IsOffTheRecord(), browser_context.GetPath(),
             NULL, false, NULL, NULL));
     MockDOMStorageContext* mock_context = new MockDOMStorageContext(
         context.get(), NULL);
     // Takes ownership.
     context->set_dom_storage_context_for_testing(mock_context);
 
     // Ensure PurgeMemory() calls our mock object on the right thread.
     EXPECT_EQ(0, mock_context->purge_count());
     context->PurgeMemory();
     MessageLoop::current()->RunAllPending();
     EXPECT_EQ(1, mock_context->purge_count());
   }
   // WebKitContext's destructor posts stuff to the webkit thread.  Let
   // WebKitContext go out of scope here before processing WebKitContext's
   // clean-up tasks.
   MessageLoop::current()->RunAllPending();
 }