chrome/app/android/chrome_main_delegate_android.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/app/android/chrome_main_delegate_android.h"
   6
   7 #include "base/android/jni_android.h"
   8 #include "base/trace_event/trace_event.h"
   9 #include "chrome/browser/android/chrome_startup_flags.h"
  10 #include "chrome/browser/android/metrics/uma_utils.h"
  11 #include "chrome/browser/android/metrics/uma_utils.h"
  12 #include "chrome/browser/media/android/remote/remote_media_player_manager.h"
  13 #include "components/startup_metric_utils/startup_metric_utils.h"
  14 #include "content/browser/media/android/browser_media_player_manager.h"
  15 #include "content/public/browser/browser_main_runner.h"
  16
  17 namespace {
  18
  19 content::BrowserMediaPlayerManager* CreateRemoteMediaPlayerManager(
  20     content::RenderFrameHost* render_frame_host,
  21     content::MediaPlayersObserver* audio_monitor) {
  22   return new remote_media::RemoteMediaPlayerManager(render_frame_host,
  23                                                     audio_monitor);
  24 }
  25
  26 } // namespace
  27
  28 // ChromeMainDelegateAndroid is created when the library is loaded. It is always
  29 // done in the process's main Java thread. But for non browser process, e.g.
  30 // renderer process, it is not the native Chrome's main thread.
  31 ChromeMainDelegateAndroid::ChromeMainDelegateAndroid() {
  32 }
  33
  34 ChromeMainDelegateAndroid::~ChromeMainDelegateAndroid() {
  35 }
  36 void ChromeMainDelegateAndroid::SandboxInitialized(
  37     const std::string& process_type) {
  38   ChromeMainDelegate::SandboxInitialized(process_type);
  39 }
  40
  41 int ChromeMainDelegateAndroid::RunProcess(
  42     const std::string& process_type,
  43     const content::MainFunctionParams& main_function_params) {
  44   TRACE_EVENT0("startup", "ChromeMainDelegateAndroid::RunProcess")
  45   if (process_type.empty()) {
  46     // Because the browser process can be started asynchronously as a series of
  47     // UI thread tasks a second request to start it can come in while the
  48     // first request is still being processed. Chrome must keep the same
  49     // browser runner for the second request.
  50     // Also only record the start time the first time round, since this is the
  51     // start time of the application, and will be same for all requests.
  52     if (!browser_runner_.get()) {
  53       base::Time startTime = chrome::android::GetMainEntryPointTime();
  54       startup_metric_utils::RecordSavedMainEntryPointTime(startTime);
  55       browser_runner_.reset(content::BrowserMainRunner::Create());
  56     }
  57     return browser_runner_->Initialize(main_function_params);
  58   }
  59
  60   return ChromeMainDelegate::RunProcess(process_type, main_function_params);
  61 }
  62
  63 bool ChromeMainDelegateAndroid::BasicStartupComplete(int* exit_code) {
  64   SetChromeSpecificCommandLineFlags();
  65
  66   content::BrowserMediaPlayerManager::RegisterFactory(
  67       &CreateRemoteMediaPlayerManager);
  68
  69   return ChromeMainDelegate::BasicStartupComplete(exit_code);
  70 }