Cleaned up and revised the handling of resampling and bandsplitting in APM and

webrtc/modules/audio_processing/echo_control_mobile_impl.h

Index: webrtc/modules/audio_processing/echo_control_mobile_impl.h
diff --git a/webrtc/modules/audio_processing/echo_control_mobile_impl.h b/webrtc/modules/audio_processing/echo_control_mobile_impl.h
index 791a4d5c428bcf4e57a0b284f2023fa545ade7ef..dc1b72c559db829ea0d5386c6e16881a4babb7de 100644
--- a/webrtc/modules/audio_processing/echo_control_mobile_impl.h
+++ b/webrtc/modules/audio_processing/echo_control_mobile_impl.h
@@ -43,11 +43,6 @@ class EchoControlMobileImpl : public EchoControlMobile {
                   size_t num_reverse_channels,
                   size_t num_output_channels);
 
-  // Checks whether the module is enabled. Must only be
-  // called from the render side of APM as otherwise
-  // deadlocks may occur.
-  bool is_enabled_render_side_query() const;
-
   // Reads render side data that has been queued on the render call.
   void ReadQueuedRenderData();