Decrease the amount of maximum outstanding frames for Android HW H.264 decoder.

webrtc/api/java/jni/androidmediacodeccommon.h

Index: webrtc/api/java/jni/androidmediacodeccommon.h
diff --git a/webrtc/api/java/jni/androidmediacodeccommon.h b/webrtc/api/java/jni/androidmediacodeccommon.h
index e9eb24514e311f5539214506dca93d6fa7296701..4926f4d98b7eeb8c726c602d907b706168f1f164 100644
--- a/webrtc/api/java/jni/androidmediacodeccommon.h
+++ b/webrtc/api/java/jni/androidmediacodeccommon.h
@@ -54,7 +54,7 @@ enum { kMaxPendingFramesVp8 = 1 };
 // Maximum amount of pending frames for VP9 decoder.
 enum { kMaxPendingFramesVp9 = 1 };
 // Maximum amount of pending frames for H.264 decoder.
-enum { kMaxPendingFramesH264 = 8 };
+enum { kMaxPendingFramesH264 = 3 };
 // Maximum amount of decoded frames for which per-frame logging is enabled.
 enum { kMaxDecodedLogFrames = 10 };
 // Maximum amount of encoded frames for which per-frame logging is enabled.