Extract a minimal subset of WebDialogUI/WebDialogDelegate from src/chrome -> src/ui/web_dialogs

chrome/browser/ui/webui/web_dialog_web_contents_delegate_unittest.cc

Index: chrome/browser/ui/webui/web_dialog_web_contents_delegate_unittest.cc
===================================================================
--- chrome/browser/ui/webui/web_dialog_web_contents_delegate_unittest.cc	(revision 135175)
+++ chrome/browser/ui/webui/web_dialog_web_contents_delegate_unittest.cc	(working copy)
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/ui/webui/web_dialog_web_contents_delegate.h"
+#include "chrome/browser/ui/webui/chrome_web_dialog_web_contents_delegate.h"
 
 #include <vector>
 
@@ -29,10 +29,10 @@
 
 namespace {
 
-class TestWebContentsDelegate : public WebDialogWebContentsDelegate {
+class TestWebContentsDelegate : public ChromeWebDialogWebContentsDelegate {
  public:
   explicit TestWebContentsDelegate(Profile* profile)
-      : WebDialogWebContentsDelegate(profile) {
+      : ChromeWebDialogWebContentsDelegate(profile) {
   }
   virtual ~TestWebContentsDelegate() {
   }