Convert the CollectedCookies interactive_ui_tests to a browser_test.

chrome/test/automation/tab_proxy.cc

Index: chrome/test/automation/tab_proxy.cc
===================================================================
--- chrome/test/automation/tab_proxy.cc	(revision 137005)
+++ chrome/test/automation/tab_proxy.cc	(working copy)
@@ -378,12 +378,6 @@
   return succeeded;
 }
 
-bool TabProxy::ShowCollectedCookiesDialog() {
-  bool succeeded = false;
-  return sender_->Send(new AutomationMsg_ShowCollectedCookiesDialog(
-                       handle_, &succeeded)) && succeeded;
-}
-
 int TabProxy::InspectElement(int x, int y) {
   if (!is_valid())
     return -1;