Add named testing interface

chrome/test/automation/automation_proxy_uitest.h

Index: chrome/test/automation/automation_proxy_uitest.h
===================================================================
--- chrome/test/automation/automation_proxy_uitest.h	(revision 66224)
+++ chrome/test/automation/automation_proxy_uitest.h	(working copy)
@@ -112,10 +112,10 @@
 class ExternalTabUITest : public UITest {
  public:
   ExternalTabUITest() : UITest(MessageLoop::TYPE_UI) {}
-  // Override UITest's CreateAutomationProxy to provide the unit test
+  // Override UITest's CreateProxyLauncher to provide the unit test
   // with our special implementation of AutomationProxy.
-  // This function is called from within UITest::LaunchBrowserAndServer.
-  virtual AutomationProxy* CreateAutomationProxy(int execution_timeout);
+  // This function is called from within UITest::SetUp().
+  virtual ProxyLauncher* CreateProxyLauncher();
  protected:
   // Filtered Inet will override automation callbacks for network resources.
   virtual bool ShouldFilterInet() {