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 715762f31e100e9d1f025d0c671cffa045488477..b8ba8a036edf1fad7ade47412b8037166df627b8 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];
     }