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

talk/media/base/fakemediaengine.h

Index: talk/media/base/fakemediaengine.h
diff --git a/talk/media/base/fakemediaengine.h b/talk/media/base/fakemediaengine.h
index 3f56512da2042eaba4eaa8b4b50fb39da336d13a..f5b21741d36778c5ded15a1e78226e7b5b599827 100644
--- a/talk/media/base/fakemediaengine.h
+++ b/talk/media/base/fakemediaengine.h
@@ -762,9 +762,7 @@
 
   int GetInputLevel() { return 0; }
 
-  bool StartAecDump(rtc::PlatformFile file, int64_t max_size_bytes) {
-    return false;
-  }
+  bool StartAecDump(rtc::PlatformFile file) { return false; }
 
   void StopAecDump() {}