Move user_agent code from webkit/ to content/.

content/shell/browser/shell_devtools_delegate.cc

Index: content/shell/browser/shell_devtools_delegate.cc
diff --git a/content/shell/browser/shell_devtools_delegate.cc b/content/shell/browser/shell_devtools_delegate.cc
index fe7f9a93a29b2f6a966a60b1cbced9f09ddec277..01dca2b4024d81386c1dcfa1168cc39651144eba 100644
--- a/content/shell/browser/shell_devtools_delegate.cc
+++ b/content/shell/browser/shell_devtools_delegate.cc
@@ -20,11 +20,11 @@
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/url_constants.h"
+#include "content/public/common/user_agent.h"
 #include "content/shell/browser/shell.h"
 #include "grit/shell_resources.h"
 #include "net/socket/tcp_listen_socket.h"
 #include "ui/base/resource/resource_bundle.h"
-#include "webkit/common/user_agent/user_agent_util.h"
 
 #if defined(OS_ANDROID)
 #include "content/public/browser/android/devtools_auth.h"
@@ -143,8 +143,7 @@ ShellDevToolsDelegate::ShellDevToolsDelegate(BrowserContext* browser_context)
     : browser_context_(browser_context) {
   std::string frontend_url;
 #if defined(OS_ANDROID)
-  frontend_url = base::StringPrintf(kFrontEndURL,
-                                    webkit_glue::GetWebKitRevision().c_str());
+  frontend_url = base::StringPrintf(kFrontEndURL, GetWebKitRevision().c_str());
 #endif
   devtools_http_handler_ =
       DevToolsHttpHandler::Start(CreateSocketFactory(), frontend_url, this);