Merge TaskSynchronizer into WaitableEvent.

third_party/WebKit/Source/platform/TaskSynchronizer.h

Index: third_party/WebKit/Source/platform/TaskSynchronizer.h
diff --git a/third_party/WebKit/Source/platform/TaskSynchronizer.h b/third_party/WebKit/Source/platform/TaskSynchronizer.h
deleted file mode 100644
index 4e184829fbee29d87fbfc2b9b82e43dba4e5cc50..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/platform/TaskSynchronizer.h
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Copyright (C) 2007, 2008, 2013 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- * 2.  Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef TaskSynchronizer_h
-#define TaskSynchronizer_h
-
-#include "platform/PlatformExport.h"
-#include "wtf/Allocator.h"
-#include "wtf/Noncopyable.h"
-#include "wtf/Threading.h"
-#include "wtf/ThreadingPrimitives.h"
-
-namespace blink {
-
-// TaskSynchronizer can be used to wait for task completion.
-class PLATFORM_EXPORT TaskSynchronizer {
-    DISALLOW_NEW();
-    WTF_MAKE_NONCOPYABLE(TaskSynchronizer);
-public:
-    TaskSynchronizer();
-
-    // Called from a thread that waits for the task completion.
-    void waitForTaskCompletion();
-
-    // Called from a thread that executes the task.
-    void taskCompleted();
-
-private:
-    void waitForTaskCompletionInternal();
-
-    bool m_taskCompleted;
-    Mutex m_synchronousMutex;
-    ThreadCondition m_synchronousCondition;
-};
-
-} // namespace blink
-
-#endif // TaskSynchronizer_h