Stop suspending renderer and changing purge interval to 20min

chrome/browser/memory/tab_manager_unittest.cc

 // Copyright (c) 2012 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/memory/tab_manager.h"
 
 #include <algorithm>
 #include <map>
 #include <vector>
 
@@ skipping 686 matching lines @@
   test_clock.Advance(base::TimeDelta::FromSeconds(1));
   EXPECT_EQ(TabManager::SUSPENDED,
             tab_manager.GetNextPurgeAndSuspendState(
                 test_contents, test_clock.NowTicks(), threshold));
 
   tab_manager.GetWebContentsData(test_contents)
       ->SetPurgeAndSuspendState(TabManager::SUSPENDED);
   tab_manager.GetWebContentsData(test_contents)
       ->SetLastPurgeAndSuspendModifiedTimeForTesting(test_clock.NowTicks());
 
-  test_clock.Advance(base::TimeDelta::FromSeconds(120));
+  test_clock.Advance(base::TimeDelta::FromSeconds(1200));
   EXPECT_EQ(TabManager::SUSPENDED,
             tab_manager.GetNextPurgeAndSuspendState(
                 test_contents, test_clock.NowTicks(), threshold));
 
   test_clock.Advance(base::TimeDelta::FromSeconds(1));
   EXPECT_EQ(TabManager::RESUMED,
             tab_manager.GetNextPurgeAndSuspendState(
                 test_contents, test_clock.NowTicks(), threshold));
 
   tab_manager.GetWebContentsData(test_contents)
@@ skipping 52 matching lines @@
   tabstrip.ActivateTabAt(0, true /* user_gesture */);
   EXPECT_EQ(TabManager::RUNNING,
             tab_manager.GetWebContentsData(tab1)->GetPurgeAndSuspendState());
 
   // Clean up the tabstrip.
   tabstrip.CloseAllTabs();
   EXPECT_TRUE(tabstrip.empty());
 }
 
 }  // namespace memory