chrome: Use base::MessageLoop. (Part 3)

chrome/browser/jankometer.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 "chrome/browser/jankometer.h"
 
 #include <limits>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 192 matching lines @@
   else
     events_till_measurement_ = discard_count_;
   return measure_current_message_;
 }
 
 // static
 int JankObserverHelper::discard_count_ = 99;  // Measure only 1 in 100.
 
 //------------------------------------------------------------------------------
 class IOJankObserver : public base::RefCountedThreadSafe<IOJankObserver>,
-                       public MessageLoopForIO::IOObserver,
-                       public MessageLoop::TaskObserver {
+                       public base::MessageLoopForIO::IOObserver,
+                       public base::MessageLoop::TaskObserver {
  public:
   IOJankObserver(const char* thread_name,
                  TimeDelta excessive_duration,
                  bool watchdog_enable)
       : helper_(thread_name, excessive_duration, watchdog_enable) {}
 
   // Attaches the observer to the current thread's message loop. You can only
   // attach to the current thread, so this function can be invoked on another
   // thread to attach it.
   void AttachToCurrentThread() {
-    MessageLoop::current()->AddTaskObserver(this);
-    MessageLoopForIO::current()->AddIOObserver(this);
+    base::MessageLoop::current()->AddTaskObserver(this);
+    base::MessageLoopForIO::current()->AddIOObserver(this);
   }
 
   // Detaches the observer to the current thread's message loop.
   void DetachFromCurrentThread() {
-    MessageLoopForIO::current()->RemoveIOObserver(this);
-    MessageLoop::current()->RemoveTaskObserver(this);
+    base::MessageLoopForIO::current()->RemoveIOObserver(this);
+    base::MessageLoop::current()->RemoveTaskObserver(this);
   }
 
   virtual void WillProcessIOEvent() OVERRIDE {
     if (!helper_.MessageWillBeMeasured())
       return;
     helper_.StartProcessingTimers(base::TimeDelta());
   }
 
   virtual void DidProcessIOEvent() OVERRIDE {
     helper_.EndProcessingTimers();
@@ skipping 16 matching lines @@
 
   virtual ~IOJankObserver() {}
 
   JankObserverHelper helper_;
 
   DISALLOW_COPY_AND_ASSIGN(IOJankObserver);
 };
 
 //------------------------------------------------------------------------------
 class UIJankObserver : public base::RefCountedThreadSafe<UIJankObserver>,
-                       public MessageLoop::TaskObserver,
-                       public MessageLoopForUI::Observer {
+                       public base::MessageLoop::TaskObserver,
+                       public base::MessageLoopForUI::Observer {
  public:
   UIJankObserver(const char* thread_name,
                  TimeDelta excessive_duration,
                  bool watchdog_enable)
       : helper_(thread_name, excessive_duration, watchdog_enable) {}
 
   // Attaches the observer to the current thread's message loop. You can only
   // attach to the current thread, so this function can be invoked on another
   // thread to attach it.
   void AttachToCurrentThread() {
-    DCHECK_EQ(MessageLoop::current()->type(), MessageLoop::TYPE_UI);
-    MessageLoopForUI::current()->AddObserver(this);
-    MessageLoop::current()->AddTaskObserver(this);
+    DCHECK_EQ(base::MessageLoop::current()->type(), base::MessageLoop::TYPE_UI);
+    base::MessageLoopForUI::current()->AddObserver(this);
+    base::MessageLoop::current()->AddTaskObserver(this);
   }
 
   // Detaches the observer to the current thread's message loop.
   void DetachFromCurrentThread() {
-    DCHECK_EQ(MessageLoop::current()->type(), MessageLoop::TYPE_UI);
-    MessageLoop::current()->RemoveTaskObserver(this);
-    MessageLoopForUI::current()->RemoveObserver(this);
+    DCHECK_EQ(base::MessageLoop::current()->type(), base::MessageLoop::TYPE_UI);
+    base::MessageLoop::current()->RemoveTaskObserver(this);
+    base::MessageLoopForUI::current()->RemoveObserver(this);
   }
 
   virtual void WillProcessTask(const base::PendingTask& pending_task) OVERRIDE {
     if (!helper_.MessageWillBeMeasured())
       return;
     base::TimeTicks now = base::TimeTicks::Now();
     const base::TimeDelta queueing_time = now - pending_task.time_posted;
     helper_.StartProcessingTimers(queueing_time);
   }
 
@@ skipping 115 matching lines @@
     delete ui_observer;
     ui_observer = NULL;
   }
   if (io_observer) {
     // IO thread can't be running when we remove observers.
     DCHECK((!g_browser_process) || !(g_browser_process->io_thread()));
     delete io_observer;
     io_observer = NULL;
   }
 }