[Win] Revert the profile switcher code from the jumplist.

chrome/browser/ui/startup/startup_browser_creator_browsertest.cc

Index: chrome/browser/ui/startup/startup_browser_creator_browsertest.cc
diff --git a/chrome/browser/ui/startup/startup_browser_creator_browsertest.cc b/chrome/browser/ui/startup/startup_browser_creator_browsertest.cc
index 427fc9aa7320716ec25059460b3ca4743892c2b0..1e1a055a550f0f221d0f53349bfb6dc77de50fcb 100644
--- a/chrome/browser/ui/startup/startup_browser_creator_browsertest.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator_browsertest.cc
@@ -280,28 +280,6 @@ IN_PROC_BROWSER_TEST_F(StartupBrowserCreatorTest,
   ASSERT_EQ(1, new_browser->tab_strip_model()->count());
 }
 
-#if defined(OS_WIN)
-IN_PROC_BROWSER_TEST_F(StartupBrowserCreatorTest, ActivateExistingBrowser) {
-  // Initially, there should only be one browser open.
-  ASSERT_TRUE(browser());
-  EXPECT_EQ(1u, chrome::GetBrowserCount(browser()->profile(),
-                                        browser()->host_desktop_type()));
-
-  // Add --activate-existing-profile-browser to the command line and
-  // start a new process.
-  base::CommandLine dummy(base::CommandLine::NO_PROGRAM);
-  dummy.AppendSwitch(switches::kActivateExistingProfileBrowser);
-
-  StartupBrowserCreator::ProcessCommandLineAlreadyRunning(
-      dummy, base::FilePath(), browser()->profile()->GetPath());
-
-  // This should not have created a new browser window, and should have
-  // activated the existing browser.
-  EXPECT_EQ(1u, chrome::GetBrowserCount(browser()->profile(),
-                                        browser()->host_desktop_type()));
-}
-#endif
-
 // App shortcuts are not implemented on mac os.
 #if !defined(OS_MACOSX)
 IN_PROC_BROWSER_TEST_F(StartupBrowserCreatorTest, OpenAppShortcutNoPref) {