Continue browser startup after killing a hung browser instance.

chrome/browser/process_singleton_win_unittest.cc

 // Copyright 2015 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/process_singleton.h"
 
 #include <windows.h>
 
 #include <memory>
 
@@ skipping 246 matching lines @@
 
 }  // namespace
 
 TEST_F(ProcessSingletonTest, KillsHungBrowserWithNoWindows) {
   ASSERT_NO_FATAL_FAILURE(PrepareTest(NO_WINDOW, false));
 
   // As the hung browser has no visible window, it'll be killed without
   // user interaction.
   ProcessSingleton::NotifyResult notify_result =
       test_singleton()->NotifyOtherProcessOrCreate();
-  ASSERT_EQ(ProcessSingleton::PROFILE_IN_USE, notify_result);
+
+  // The hung process was killed and the notification is equivalent to
+  // a non existent process.
+  ASSERT_EQ(ProcessSingleton::PROCESS_NONE, notify_result);
 
   // The should-kill callback should not have been called, as the "browser" does
   // not have visible window.
   EXPECT_FALSE(should_kill_called());
 
-  // Verify that the hung browser has beem terminated with the
+  // Verify that the hung browser has been terminated with the
   // RESULT_CODE_HUNG exit code.
   int exit_code = 0;
   EXPECT_TRUE(
       browser_victim()->WaitForExitWithTimeout(base::TimeDelta(), &exit_code));
   EXPECT_EQ(content::RESULT_CODE_HUNG, exit_code);
 }
 
 TEST_F(ProcessSingletonTest, DoesntKillWithoutUserPermission) {
   ASSERT_NO_FATAL_FAILURE(PrepareTest(WITH_WINDOW, false));
 
@@ skipping 13 matching lines @@
       browser_victim()->WaitForExitWithTimeout(base::TimeDelta(), &exit_code));
 }
 
 TEST_F(ProcessSingletonTest, KillWithUserPermission) {
   ASSERT_NO_FATAL_FAILURE(PrepareTest(WITH_WINDOW, true));
 
   // As the hung browser has a visible window, this should query the user
   // before killing the hung process.
   ProcessSingleton::NotifyResult notify_result =
       test_singleton()->NotifyOtherProcessOrCreate();
-  ASSERT_EQ(ProcessSingleton::PROFILE_IN_USE, notify_result);
+
+  // The hung process was killed and the notification is equivalent to
+  // a non existent process.
+  ASSERT_EQ(ProcessSingleton::PROCESS_NONE, notify_result);
 
   // The should-kill callback should have been called, as the "browser" has a
   // visible window.
   EXPECT_TRUE(should_kill_called());
 
-  // Verify that the hung browser has beem terminated with the
+  // Verify that the hung browser has been terminated with the
   // RESULT_CODE_HUNG exit code.
   int exit_code = 0;
   EXPECT_TRUE(
       browser_victim()->WaitForExitWithTimeout(base::TimeDelta(), &exit_code));
   EXPECT_EQ(content::RESULT_CODE_HUNG, exit_code);
 }