Move user_agent code from webkit/ to content/.

content/test/webkit_support.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 "content/test/webkit_support.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "base/strings/string_tokenizer.h"
 #include "content/public/common/content_switches.h"
+#include "content/public/common/user_agent.h"
 #include "content/test/test_webkit_platform_support.h"
 #include "third_party/WebKit/public/web/WebCache.h"
 #include "third_party/WebKit/public/web/WebKit.h"
 #include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "url/url_util.h"
 
 #if defined(OS_ANDROID)
 #include "base/android/jni_android.h"
 #include "net/android/network_library.h"
@@ skipping 90 matching lines @@
   // http://code.google.com/p/chromium/issues/detail?id=9500
   base::RunLoop().RunUntilIdle();
 
   if (RunningOnValgrind())
     blink::WebCache::clear();
   delete test_environment;
   test_environment = NULL;
 }
 
 }  // namespace content