Instant Extended: Fallback to local preview if the remote instant page is not ready on user input.

chrome/browser/instant/instant_test_utils.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 "chrome/browser/instant/instant_test_utils.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search_engines/template_url_service.h"
@@ skipping 39 matching lines @@
   if (model.mode().mode == desired_mode_type_)
     run_loop_.Quit();
 }
 
 // InstantTestBase -----------------------------------------------------------
 
 void InstantTestBase::SetupInstant() {
   CommandLine::ForCurrentProcess()->AppendSwitchASCII(
       switches::kInstantURL, instant_url_.spec());
   SetupInstantUsingTemplateURL();
+  instant()->SetInstantEnabled(false);
+  instant()->SetInstantEnabled(true);

[sreeram, 2013/01/30 19:29:25]

Yuck. Okay, I'll clean this up soon. Please add:
// TODO(sreeram): Fix this ugly hack.

[Shishir, 2013/01/31 23:46:47]

Done.

 }
 
 void InstantTestBase::SetupInstantUsingTemplateURL() {
   TemplateURLService* service =
       TemplateURLServiceFactory::GetForProfile(browser()->profile());
   ui_test_utils::WaitForTemplateURLServiceToLoad(service);
 
   TemplateURLData data;
   data.SetURL("http://does/not/exist?q={searchTerms}");
   data.instant_url = instant_url_.spec();
@@ skipping 68 matching lines @@
 }
 
 bool InstantTestBase::CheckVisibilityIs(content::WebContents* contents,
                                         bool expected) {
   bool actual = !expected;  // Purposely start with a mis-match.
   // We can only use ASSERT_*() in a method that returns void, hence this
   // convoluted check.
   return GetBoolFromJS(contents, "!document.webkitHidden", &actual) &&
       actual == expected;
 }