Throttle GenericEncoder warning messages more.

Because they usually happen for all or for no frames in a stream.

Bug: chrome:801327
Change-Id: Ie09b93a0822e821076ff2743cf1223c29fcf44a6
Reviewed-on: https://webrtc-review.googlesource.com/39785
Reviewed-by: Rasmus Brandt <brandtr@webrtc.org>
Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21644}
diff --git a/modules/video_coding/generic_encoder.cc b/modules/video_coding/generic_encoder.cc
index 3ebe9b3..bb5f75e 100644
--- a/modules/video_coding/generic_encoder.cc
+++ b/modules/video_coding/generic_encoder.cc
@@ -27,8 +27,8 @@
 namespace webrtc {
 
 namespace {
-const int kMessagesThrottlingThreshold = 100;
-const int kThrottleRatio = 1000;
+const int kMessagesThrottlingThreshold = 2;
+const int kThrottleRatio = 100000;
 }  // namespace
 
 VCMGenericEncoder::VCMGenericEncoder(