Move implementation from header to source.

base/message_loop.cc

 // Copyright (c) 2010 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 "base/message_loop.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 #include "base/lazy_instance.h"
@@ skipping 50 matching lines @@
   LPTOP_LEVEL_EXCEPTION_FILTER top_filter = NULL;
   top_filter = ::SetUnhandledExceptionFilter(0);
   ::SetUnhandledExceptionFilter(top_filter);
   return top_filter;
 }
 
 #endif  // defined(OS_WIN)
 
 //------------------------------------------------------------------------------
 
+MessageLoop::TaskObserver::TaskObserver() {
+}
+
+MessageLoop::TaskObserver::~TaskObserver() {
+}
+
+MessageLoop::DestructionObserver::~DestructionObserver() {
+}
+
+//------------------------------------------------------------------------------
+
 // static
 MessageLoop* MessageLoop::current() {
   // TODO(darin): sadly, we cannot enable this yet since people call us even
   // when they have no intention of using us.
   // DCHECK(loop) << "Ouch, did you forget to initialize me?";
   return lazy_tls_ptr.Pointer()->Get();
 }
 
 MessageLoop::MessageLoop(Type type)
     : type_(type),
@@ skipping 585 matching lines @@
                                            Watcher *delegate) {
   return pump_libevent()->WatchFileDescriptor(
       fd,
       persistent,
       static_cast<base::MessagePumpLibevent::Mode>(mode),
       controller,
       delegate);
 }
 
 #endif