diff --git a/services/audioflinger/FastThread.h b/services/audioflinger/FastThread.h
new file mode 100644
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+++ b/services/audioflinger/FastThread.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_AUDIO_FAST_THREAD_H
+#define ANDROID_AUDIO_FAST_THREAD_H
+
+#include <utils/Thread.h>
+
+namespace android {
+
+// FastThread is the common abstract base class of FastMixer and FastCapture
+class FastThread : public Thread {
+
+public:
+            FastThread() : Thread(false /*canCallJava*/) { }
+    virtual ~FastThread() { }
+
+protected:
+    virtual bool threadLoop() = 0;
+
+};  // class FastThread
+
+}   // android
+
+#endif  // ANDROID_AUDIO_FAST_THREAD_H