Experimental 'purging and suspending' backgrounded tabs behind the flag

chrome/browser/memory/tab_manager_browsertest.cc

Index: chrome/browser/memory/tab_manager_browsertest.cc
diff --git a/chrome/browser/memory/tab_manager_browsertest.cc b/chrome/browser/memory/tab_manager_browsertest.cc
index 41a7f9a0205347c85f7e0e1ec3a341179181b232..f81393b479ddcabaf79ebd8fb6b1fef777fd198f 100644
--- a/chrome/browser/memory/tab_manager_browsertest.cc
+++ b/chrome/browser/memory/tab_manager_browsertest.cc
@@ -17,6 +17,7 @@
 #include "chrome/browser/ui/find_bar/find_bar_controller.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_features.h"
+#include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/interactive_test_utils.h"
@@ -42,6 +43,7 @@ class TabManagerTest : public InProcessBrowserTest {
     command_line->AppendSwitchASCII(switches::kEnableFeatures,
                                     features::kAutomaticTabDiscarding.name);
 #endif
+    command_line->AppendSwitchASCII(switches::kPurgeAndSuspendTime, "1");

[Georges Khalil, 2016/05/10 18:58:58]

Do we need this here?

[hajimehoshi, 2016/05/11 07:23:31]

No, Done.

   }
 };
 
@@ -395,4 +397,4 @@ IN_PROC_BROWSER_TEST_F(TabManagerTest, ProtectVideoTabs) {
 
 }  // namespace memory
 
-#endif  // OS_WIN || OS_CHROMEOS
+#endif  // OS_WIN || OS_MAXOSX || OS_LINUX