[Video] Disable bg optimization if avg keyframe distance is >10s

media/blink/webmediaplayer_impl_unittest.cc

Index: media/blink/webmediaplayer_impl_unittest.cc
diff --git a/media/blink/webmediaplayer_impl_unittest.cc b/media/blink/webmediaplayer_impl_unittest.cc
index cd932032972f2ae4817e9eaf893e3671383c952d..b43567bd99a62f766ff9f8fc55224f1eceb820e5 100644
--- a/media/blink/webmediaplayer_impl_unittest.cc
+++ b/media/blink/webmediaplayer_impl_unittest.cc
@@ -263,6 +263,12 @@ class WebMediaPlayerImplTest : public testing::Test {
     return wmpi_->ShouldDisableVideoWhenHidden();
   }
 
+  void SetVideoKeyframeDistanceAverage(base::TimeDelta value) {
+    PipelineStatistics statistics;
+    statistics.video_keyframe_distance_average = value;
+    wmpi_->SetPipelineStatisticsForTest(statistics);
+  }
+
   // "Renderer" thread.
   base::MessageLoop message_loop_;
 
@@ -774,18 +780,21 @@ TEST_F(WebMediaPlayerImplTest, ShouldDisableVideoWhenHidden) {
 
   SetMetadata(true, true);
   SetBackgroundVideoOptimization(true);
+  SetVideoKeyframeDistanceAverage(base::TimeDelta::FromSeconds(5));
   EXPECT_TRUE(ShouldDisableVideoWhenHidden());
 
-  SetMetadata(true, true);
   SetBackgroundVideoOptimization(false);
   EXPECT_FALSE(ShouldDisableVideoWhenHidden());
 
-  SetMetadata(false, true);
   SetBackgroundVideoOptimization(true);
+  SetVideoKeyframeDistanceAverage(base::TimeDelta::FromSeconds(100));
+  EXPECT_FALSE(ShouldDisableVideoWhenHidden());
+
+  SetVideoKeyframeDistanceAverage(base::TimeDelta::FromSeconds(5));
+  SetMetadata(false, true);
   EXPECT_FALSE(ShouldDisableVideoWhenHidden());
 
   SetMetadata(true, false);
-  SetBackgroundVideoOptimization(true);
   EXPECT_FALSE(ShouldDisableVideoWhenHidden());
 }