Removed versions in module/audio_processing and common_audio/vad.

Affected vad_unittest only.
In addition changed to correct header guards.
Review URL: https://webrtc-codereview.appspot.com/367019

git-svn-id: http://webrtc.googlecode.com/svn/trunk@1567 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/src/modules/audio_processing/processing_component.h b/src/modules/audio_processing/processing_component.h
index 3af0c4d..b3457b5 100644
--- a/src/modules/audio_processing/processing_component.h
+++ b/src/modules/audio_processing/processing_component.h
@@ -1,5 +1,5 @@
 /*
- *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+ *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_PROCESSING_MAIN_SOURCE_PROCESSING_COMPONENT_H_
-#define WEBRTC_MODULES_AUDIO_PROCESSING_MAIN_SOURCE_PROCESSING_COMPONENT_H_
+#ifndef WEBRTC_MODULES_AUDIO_PROCESSING_PROCESSING_COMPONENT_H_
+#define WEBRTC_MODULES_AUDIO_PROCESSING_PROCESSING_COMPONENT_H_
 
 #include <vector>
 
@@ -25,7 +25,6 @@
 
   virtual int Initialize();
   virtual int Destroy();
-  virtual int get_version(char* version, int version_len_bytes) const = 0;
 
   bool is_component_enabled() const;
 
@@ -51,4 +50,4 @@
 };
 }  // namespace webrtc
 
-#endif  // WEBRTC_MODULES_AUDIO_PROCESSING_MAIN_SOURCE_PROCESSING_COMPONENT_H__
+#endif  // WEBRTC_MODULES_AUDIO_PROCESSING_PROCESSING_COMPONENT_H__