Move internal aec_core defines out of header.

TBR=turaj@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1915004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4440 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/audio_processing/aec/aec_core.h

@@ -21,8 +21,6 @@
 #define PART_LEN 64  // Length of partition
 #define PART_LEN1 (PART_LEN + 1)  // Unique fft coefficients
 #define PART_LEN2 (PART_LEN * 2)  // Length of partition * 2
-#define NR_PART 12  // Number of partitions in filter.
-#define PREF_BAND_SIZE 24
 
 // Delay estimator constants, used for logging.
 enum { kMaxDelayBlocks = 60 };

webrtc/modules/audio_processing/aec/aec_core_internal.h

@@ -19,6 +19,9 @@
 #include "webrtc/modules/audio_processing/utility/ring_buffer.h"
 #include "webrtc/typedefs.h"
 
+#define NR_PART 12  // Number of partitions in filter.
+#define PREF_BAND_SIZE 24
+
 typedef struct PowerLevel {
   float sfrsum;
   int sfrcounter;