Move lots of GMock stuff out of line.

media/base/mock_task.h

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 
 // This file provides some utility classes that help with testing APIs which use
 // callbacks.
 //
 // -- InvokeRunnable --
 // The InvokeRunnable is an action that can be used a gMock mock object to
 // invoke the Run() method on mock argument.  Example:
 //
@@ skipping 44 matching lines @@
 
 namespace media {
 
 ACTION(InvokeRunnable) {
   arg0->Run();
   delete arg0;
 }
 
 class TaskMocker {
  public:
-  TaskMocker()
-      : outstanding_tasks_(0) {
-  }
-  ~TaskMocker() {
-    CHECK(outstanding_tasks_ == 0)
-        << "If outstanding_tasks_ is not zero, tasks have been leaked.";
-  }
+  TaskMocker();
+  ~TaskMocker();
 
-  Task* CreateTask() {
-    return new CountingTask(this);
-  }
+  Task* CreateTask();
 
   MOCK_METHOD0(Run, void());
 
  private:
   friend class CountingTask;
   class CountingTask : public Task {
    public:
     CountingTask(TaskMocker* origin)
         : origin_(origin) {
       origin_->outstanding_tasks_++;
@@ skipping 14 matching lines @@
   };
 
   int outstanding_tasks_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskMocker);
 };
 
 }  // namespace media
 
 #endif  //MEDIA_BASE_MOCK_TASK_H_