Rip out browser-side RID caching for most visited items.

chrome/browser/ui/search/instant_extended_interactive_uitest.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 <sstream>
 
 #include "base/command_line.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram_base.h"
 #include "base/metrics/histogram_samples.h"
@@ skipping 1258 matching lines @@
                             "behavior = 1;"));
   ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("exa"));
   EXPECT_EQ(ASCIIToUTF16("example.com"), omnibox()->GetText());
   SetOmniboxText("exam");
   EXPECT_EQ(ASCIIToUTF16("example.com"), omnibox()->GetText());
 
   // TODO(jered): Remove this after fixing OnBlur().
   omnibox()->RevertAll();
 }
 
-// TODO(dhollowa): Fix flakes.  http://crbug.com/179930.
-IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DISABLED_MostVisited) {
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, MostVisited) {
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_INSTANT_SENT_MOST_VISITED_ITEMS,
       content::NotificationService::AllSources());
   // Initialize Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
   FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Get a handle to the NTP and the current state of the JS.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
   content::WebContents* overlay = instant()->ntp_->contents();
@@ skipping 1419 matching lines @@
       GURL(chrome::kChromeUINewTabURL),
       NEW_FOREGROUND_TAB,
       ui_test_utils::BROWSER_TEST_WAIT_FOR_TAB);
   ASSERT_TRUE(ui_test_utils::SendKeyPressSync(browser(), ui::VKEY_OEM_PERIOD,
                                               true, true, false, false));
   EXPECT_TRUE(UpdateSearchState(instant()->instant_tab()->contents()));
   EXPECT_EQ(1, on_toggle_voice_search_calls_);
 }
 
 #endif  // HTML_INSTANT_EXTENDED_POPUP