Added option to specify a maximum file size when recording an AEC dump.

webrtc/modules/audio_processing/test/process_test.cc

Index: webrtc/modules/audio_processing/test/process_test.cc
diff --git a/webrtc/modules/audio_processing/test/process_test.cc b/webrtc/modules/audio_processing/test/process_test.cc
index ae6b4dc0d5e3a302834687915c644eed7d0b46d1..f54eab3a1ec4180655f8e7d12785fefecac4d944 100644
--- a/webrtc/modules/audio_processing/test/process_test.cc
+++ b/webrtc/modules/audio_processing/test/process_test.cc
@@ -434,7 +434,7 @@ void void_main(int argc, char* argv[]) {
     } else if (strcmp(argv[i], "--debug_file") == 0) {
       i++;
       ASSERT_LT(i, argc) << "Specify filename after --debug_file";
-      ASSERT_EQ(apm->kNoError, apm->StartDebugRecording(argv[i]));
+      ASSERT_EQ(apm->kNoError, apm->StartDebugRecording(argv[i], -1));
     } else {
       FAIL() << "Unrecognized argument " << argv[i];
     }