Adding key press detection in the browser process.

content/browser/browser_main_loop.cc

 // Copyright (c) 2012 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 "content/browser/browser_main_loop.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 31 matching lines @@
 #include "content/public/browser/browser_main_parts.h"
 #include "content/public/browser/browser_shutdown.h"
 #include "content/public/browser/compositor_util.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/main_function_params.h"
 #include "content/public/common/result_codes.h"
 #include "crypto/nss_util.h"
 #include "media/audio/audio_manager.h"
+#include "media/audio/key_press_monitor.h"
 #include "media/base/media.h"
 #include "media/midi/midi_manager.h"
 #include "net/base/network_change_notifier.h"
 #include "net/socket/client_socket_factory.h"
 #include "net/ssl/ssl_config_service.h"
 #include "ui/base/clipboard/clipboard.h"
 
 #if defined(USE_AURA)
 #include "content/browser/aura/image_transport_factory.h"
 #endif
@@ skipping 795 matching lines @@
   // otherwise we'll trigger the assertion about doing IO on the UI thread.
   GpuDataManagerImpl::GetInstance()->Initialize();
 
   {
     TRACE_EVENT0("startup",
       "BrowserMainLoop::BrowserThreadsStarted:InitSpeechRecognition");
     speech_recognition_manager_.reset(new SpeechRecognitionManagerImpl(
         audio_manager_.get(), media_stream_manager_.get()));
   }
 
+  {
+    TRACE_EVENT0("startup",
+                 "BrowserMainLoop::BrowserThreadsStarted::InitKeyPressMonitor");
+    key_press_monitor_.reset(
+        new media::KeyPressMonitor(audio_manager_->GetMessageLoop(),
+                                   io_thread_->message_loop_proxy(),
+                                   main_thread_->message_loop_proxy()));
+  }
+
   // Alert the clipboard class to which threads are allowed to access the
   // clipboard:
   std::vector<base::PlatformThreadId> allowed_clipboard_threads;
   // The current thread is the UI thread.
   allowed_clipboard_threads.push_back(base::PlatformThread::CurrentId());
 #if defined(OS_WIN)
   // On Windows, clipboards are also used on the File or IO threads.
   allowed_clipboard_threads.push_back(file_thread_->thread_id());
   allowed_clipboard_threads.push_back(io_thread_->thread_id());
 #endif
@@ skipping 74 matching lines @@
   if (parameters_.ui_task)
     base::MessageLoopForUI::current()->PostTask(FROM_HERE,
                                                 *parameters_.ui_task);
 
   base::RunLoop run_loop;
   run_loop.Run();
 #endif
 }
 
 }  // namespace content