Preparational work for an upcoming addition of a threadchecking scheme for APM

webrtc/modules/audio_processing/gain_control_impl.h

Index: webrtc/modules/audio_processing/gain_control_impl.h
diff --git a/webrtc/modules/audio_processing/gain_control_impl.h b/webrtc/modules/audio_processing/gain_control_impl.h
index d16bb3b6610d71649666033ff1dd2385da6dc16c..d3eab9d9c0b445523c458e665b448ad2471055b6 100644
--- a/webrtc/modules/audio_processing/gain_control_impl.h
+++ b/webrtc/modules/audio_processing/gain_control_impl.h
@@ -14,6 +14,7 @@
 #include <vector>
 
 #include "webrtc/base/scoped_ptr.h"
+#include "webrtc/base/thread_checker.h"
 #include "webrtc/common_audio/swap_queue.h"
 #include "webrtc/modules/audio_processing/include/audio_processing.h"
 #include "webrtc/modules/audio_processing/processing_component.h"
@@ -45,7 +46,9 @@ class GainControlImpl : public GainControl,
                         public ProcessingComponent {
  public:
   GainControlImpl(const AudioProcessing* apm,
-                  CriticalSectionWrapper* crit);
+                  CriticalSectionWrapper* crit,
+                  rtc::ThreadChecker* render_thread_checker,

[hlundin-webrtc, 2015/11/05 13:08:55]

const rtc::ThreadChecker*

[peah-webrtc, 2015/11/06 07:31:14]

Done.

+                  rtc::ThreadChecker* capture_thread_checker);

[hlundin-webrtc, 2015/11/05 13:08:55]

const rtc::ThreadChecker*

[peah-webrtc, 2015/11/06 07:31:14]

Done.

   virtual ~GainControlImpl();
 
   int ProcessRenderAudio(AudioBuffer* audio);
@@ -97,6 +100,8 @@ class GainControlImpl : public GainControl,
 
   const AudioProcessing* apm_;
   CriticalSectionWrapper* crit_;
+  const rtc::ThreadChecker* const render_thread_checker_;
+  const rtc::ThreadChecker* const capture_thread_checker_;
   Mode mode_;
   int minimum_capture_level_;
   int maximum_capture_level_;