Added an integration test for kasko hang reports

chrome/chrome_watcher/chrome_watcher_main_api.h

 // 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.
 
 #ifndef CHROME_CHROME_WATCHER_CHROME_WATCHER_MAIN_API_H_
 #define CHROME_CHROME_WATCHER_CHROME_WATCHER_MAIN_API_H_
 
 #include <Windows.h>
 #include "base/files/file_path.h"
 #include "base/process/process_handle.h"
 #include "base/strings/string16.h"
 
 // The name of the watcher DLL.
 extern const base::FilePath::CharType kChromeWatcherDll[];
 // The name of the watcher DLLs entrypoint function.
 extern const char kChromeWatcherDLLEntrypoint[];
 // The subdirectory of the browser data directory where permanently failed crash
 // reports will be stored.
 extern const base::FilePath::CharType kPermanentlyFailedReportsSubdir[];
 
 // The type of the watcher DLL's main entry point.
 // Watches |parent_process|, whose main thread ID is |main_thread_id|, and
-// records its exit code under |registry_path| in HKCU. A window named
-// |message_window_name|, owned by |parent_process|, will be monitored for
-// responsiveness. If SyzyASAN is enabled, a Kasko reporter process is also
-// instantiated, using |browser_data_directory| to store crash reports.
-// |on_initialized_event| will be signaled once the watcher process is fully
-// initialized. Takes ownership of |parent_process| and |on_initialized_event|.
-// |channel_name| is the current Chrome distribution channel (one of
-// installer::kChromeChannelXXX).
+// records its exit code under |registry_path| in HKCU. The Chrome message
+// window, owned by |parent_process|, will be monitored for responsiveness. If
+// enabled, a Kasko reporter process is also instantiated, using
+// |browser_data_directory| to store crash reports. |on_initialized_event| will
+// be signaled once the watcher process is fully initialized. Takes ownership of
+// |parent_process| and |on_initialized_event|. |channel_name| is the current
+// Chrome distribution channel (one of installer::kChromeChannelXXX).
 typedef int (*ChromeWatcherMainFunction)(
     const base::char16* registry_path,
     HANDLE parent_process,
     DWORD main_thread_id,
     HANDLE on_initialized_event,
     const base::char16* browser_data_directory,
-    const base::char16* message_window_name,
     const base::char16* channel_name);
 
 // Returns an RPC endpoint name for the identified client process. This method
 // may be invoked in both the client and the watcher process with the PID of the
 // client process to establish communication between the two using a common
 // endpoint name.
 base::string16 GetKaskoEndpoint(base::ProcessId client_process_id);
 
 #endif  // CHROME_CHROME_WATCHER_CHROME_WATCHER_MAIN_API_H_