mac: Add a profiler for startup time.

chrome/browser/app_controller_mac.mm

 // 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.
 
 #import "chrome/browser/app_controller_mac.h"
 
 #include "apps/app_shim/extension_app_shim_handler_mac.h"
 #include "apps/app_window_registry.h"
 #include "base/auto_reset.h"
 #include "base/bind.h"
@@ skipping 12 matching lines @@
 #include "chrome/browser/background/background_mode_manager.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_shutdown.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/command_updater.h"
 #include "chrome/browser/download/download_service.h"
 #include "chrome/browser/download/download_service_factory.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/first_run/first_run.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
+#include "chrome/browser/mac/mac_startup_profiler.h"
 #include "chrome/browser/profiles/profile_info_cache_observer.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/profiles/profiles_state.h"
 #include "chrome/browser/sessions/session_restore.h"
 #include "chrome/browser/sessions/session_service.h"
 #include "chrome/browser/sessions/session_service_factory.h"
 #include "chrome/browser/sessions/tab_restore_service.h"
 #include "chrome/browser/sessions/tab_restore_service_factory.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/signin/signin_promo.h"
@@ skipping 231 matching lines @@
 };
 
 @implementation AppController
 
 @synthesize startupComplete = startupComplete_;
 
 // This method is called very early in application startup (ie, before
 // the profile is loaded or any preferences have been registered). Defer any
 // user-data initialization until -applicationDidFinishLaunching:.
 - (void)awakeFromNib {
+  MacStartupProfiler::GetInstance()->Profile(
+      MacStartupProfiler::AWAKE_FROM_NIB);
   // We need to register the handlers early to catch events fired on launch.
   NSAppleEventManager* em = [NSAppleEventManager sharedAppleEventManager];
   [em setEventHandler:self
           andSelector:@selector(getUrl:withReply:)
         forEventClass:kInternetEventClass
            andEventID:kAEGetURL];
   [em setEventHandler:self
           andSelector:@selector(getUrl:withReply:)
         forEventClass:'WWW!'    // A particularly ancient AppleEvent that dates
            andEventID:'OURL'];  // back to the Spyglass days.
@@ skipping 59 matching lines @@
                            andEventID:cloud_print::kAECloudPrintClass];
   [em removeEventHandlerForEventClass:'WWW!'
                            andEventID:'OURL'];
   [[NSNotificationCenter defaultCenter] removeObserver:self];
   [[[NSWorkspace sharedWorkspace] notificationCenter] removeObserver:self];
 }
 
 // (NSApplicationDelegate protocol) This is the Apple-approved place to override
 // the default handlers.
 - (void)applicationWillFinishLaunching:(NSNotification*)notification {
+  MacStartupProfiler::GetInstance()->Profile(
+      MacStartupProfiler::WILL_FINISH_LAUNCHING);
   // Nothing here right now.

[jeremy, 2014/07/16 08:19:23]

nit: Remove this comment ?

[erikchen, 2014/07/16 22:00:32]

Done.

 }
 
 - (BOOL)tryToTerminateApplication:(NSApplication*)app {
   // Check for in-process downloads, and prompt the user if they really want
   // to quit (and thus cancel downloads). Only check if we're not already
   // shutting down, else the user might be prompted multiple times if the
   // download isn't stopped before terminate is called again.
   if (!browser_shutdown::IsTryingToQuit() &&
       ![self shouldQuitWithInProgressDownloads])
     return NO;
@@ skipping 353 matching lines @@
   if (startupIndex != TabStripModel::kNoTab &&
       startupContent->GetVisibleURL() == GURL(chrome::kChromeUINewTabURL)) {
     browser->tab_strip_model()->CloseWebContentsAt(startupIndex,
         TabStripModel::CLOSE_NONE);
   }
 }
 
 // This is called after profiles have been loaded and preferences registered.
 // It is safe to access the default profile here.
 - (void)applicationDidFinishLaunching:(NSNotification*)notify {
+  MacStartupProfiler::GetInstance()->Profile(
+      MacStartupProfiler::DID_FINISH_LAUNCHING);
+  MacStartupProfiler::GetInstance()->RecordMetrics();
+
   // Notify BrowserList to keep the application running so it doesn't go away
   // when all the browser windows get closed.
   chrome::IncrementKeepAliveCount();
 
   [self setUpdateCheckInterval];
 
   // Start managing the menu for app windows. This needs to be done here because
   // main menu item titles are not yet initialized in awakeFromNib.
   [self initAppShimMenuController];
 
@@ skipping 790 matching lines @@
 
 //---------------------------------------------------------------------------
 
 namespace app_controller_mac {
 
 bool IsOpeningNewWindow() {
   return g_is_opening_new_window;
 }
 
 }  // namespace app_controller_mac