Only do aggressive metro viewer termination in tests

win8/viewer/metro_viewer_process_host.h

 // Copyright (c) 2013 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 WIN8_VIEWER_METRO_VIEWER_PROCESS_HOST_H_
 #define WIN8_VIEWER_METRO_VIEWER_PROCESS_HOST_H_
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 107 matching lines @@
                                  const FileSelectionCanceled& on_failure);
 
  protected:
   // IPC::Sender implementation:
   virtual bool Send(IPC::Message* msg) OVERRIDE;
 
   // IPC::Listener implementation:
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
   virtual void OnChannelError() OVERRIDE = 0;
 
+  void DisposeViewer(base::ProcessId viewer_process_id, bool force_immediately);
+
  private:
   // The following are the implementation for the corresponding static methods
   // above, see them for descriptions.
   void HandleOpenFileImpl(const base::string16& title,
                           const base::FilePath& default_path,
                           const base::string16& filter,
                           const OpenFileCompletion& on_success,
                           const FileSelectionCanceled& on_failure);
   void HandleOpenMultipleFilesImpl(
       const base::string16& title,
@@ skipping 69 matching lines @@
   SaveFileCompletion file_saveas_completion_callback_;
   SelectFolderCompletion select_folder_completion_callback_;
   FileSelectionCanceled failure_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(MetroViewerProcessHost);
 };
 
 }  // namespace win8
 
 #endif  // WIN8_VIEWER_METRO_VIEWER_PROCESS_HOST_H_