Initial rate allocation should not use fps = 0

webrtc/modules/video_coding/video_coding_impl.h

Index: webrtc/modules/video_coding/video_coding_impl.h
diff --git a/webrtc/modules/video_coding/video_coding_impl.h b/webrtc/modules/video_coding/video_coding_impl.h
index adeb980072e7ec020f161c0429460cb55ed8a1d7..e6739c2919b30bae80ff5c9253013718eb216783 100644
--- a/webrtc/modules/video_coding/video_coding_impl.h
+++ b/webrtc/modules/video_coding/video_coding_impl.h
@@ -40,6 +40,8 @@ namespace vcm {
 
 class VCMProcessTimer {
  public:
+  static const int64_t kDefaultProcessIntervalMs = 1000;
+
   VCMProcessTimer(int64_t periodMs, Clock* clock)
       : _clock(clock),
         _periodMs(periodMs),
@@ -103,7 +105,7 @@ class VideoSender : public Module {
   EncoderParameters UpdateEncoderParameters(
       const EncoderParameters& params,
       VideoBitrateAllocator* bitrate_allocator,
-      uint32_t target_bitrate_bps);
+      uint32_t target_bitrate_bps) EXCLUSIVE_LOCKS_REQUIRED(params_crit_);
   void SetEncoderParameters(EncoderParameters params, bool has_internal_source)
       EXCLUSIVE_LOCKS_REQUIRED(encoder_crit_);
 
@@ -124,6 +126,7 @@ class VideoSender : public Module {
 
   rtc::CriticalSection params_crit_;
   EncoderParameters encoder_params_ GUARDED_BY(params_crit_);
+  bool has_received_frame_ GUARDED_BY(params_crit_);
   bool encoder_has_internal_source_ GUARDED_BY(params_crit_);
   std::vector<FrameType> next_frame_types_ GUARDED_BY(params_crit_);
 };