Fix receiving H264 video from iPhone on Kitkat devices.

webrtc/api/android/jni/androidmediacodeccommon.h

 /*
  *  Copyright 2015 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 41 matching lines @@
 enum { kMediaCodecPollNoFramesMs = 100 };
 // Media codec maximum output buffer ready timeout.
 enum { kMediaCodecTimeoutMs = 1000 };
 // Interval to print codec statistics (bitrate, fps, encoding/decoding time).
 enum { kMediaCodecStatisticsIntervalMs = 3000 };
 // Maximum amount of pending frames for VP8 decoder.
 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 = 3 };
+enum { kMaxPendingFramesH264 = 4 };
 // 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.
 enum { kMaxEncodedLogFrames = 10 };
 
 static inline void AllowBlockingCalls() {
   rtc::Thread* current_thread = rtc::Thread::Current();
   if (current_thread != NULL)
     current_thread->SetAllowBlockingCalls(true);
 }
@@ skipping 15 matching lines @@
     jni->ExceptionDescribe();
     jni->ExceptionClear();
     return true;
   }
   return false;
 }
 
 }  // namespace webrtc_jni
 
 #endif  // WEBRTC_API_JAVA_JNI_ANDROIDMEDIACODECCOMMON_H_