GTTF: Make EmbeddedTestServer always use its own thread for IO

chrome/browser/ui/app_list/search/webstore/webstore_provider_browsertest.cc

 // Copyright 2013 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 <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 57 matching lines @@
   WebstoreProviderTest() {}
   virtual ~WebstoreProviderTest() {}
 
   // InProcessBrowserTest overrides:
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     command_line->AppendSwitchASCII(switches::kForceFieldTrials,
                                     "LauncherUseWebstoreSearch/Enable/");
   }
 
   virtual void SetUpOnMainThread() OVERRIDE {
-    test_server_.reset(new EmbeddedTestServer(
-        BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO)));
+    test_server_.reset(new EmbeddedTestServer);
 
     ASSERT_TRUE(test_server_->InitializeAndWaitUntilReady());
     test_server_->RegisterRequestHandler(
         base::Bind(&WebstoreProviderTest::HandleRequest,
                    base::Unretained(this)));
     CommandLine::ForCurrentProcess()->AppendSwitchASCII(
         switches::kAppsGalleryURL, test_server_->base_url().spec());
 
     webstore_provider_.reset(new WebstoreProvider(
         ProfileManager::GetDefaultProfile(), NULL));
@@ skipping 142 matching lines @@
 #endif
 IN_PROC_BROWSER_TEST_F(WebstoreProviderTest, MAYBE_SearchCache) {
   EXPECT_EQ("app1 name", RunQuery("foo", kOneResult));
 
   // No result is provided but the provider gets the result from the cache.
   EXPECT_EQ("app1 name", RunQuery("foo", ""));
 }
 
 }  // namespace test
 }  // namespace app_list