Make CanPlayType return "probably" for HI10P h264 videos.

content/browser/media/media_canplaytype_browsertest.cc

Index: content/browser/media/media_canplaytype_browsertest.cc
diff --git a/content/browser/media/media_canplaytype_browsertest.cc b/content/browser/media/media_canplaytype_browsertest.cc
index 1a3af5a3c6e5ffd53ecca8329e1c9178f43a980a..1c6dcc7100b4252d66b90fc4305448175fb5c245 100644
--- a/content/browser/media/media_canplaytype_browsertest.cc
+++ b/content/browser/media/media_canplaytype_browsertest.cc
@@ -1075,6 +1075,33 @@ IN_PROC_BROWSER_TEST_F(MediaCanPlayTypeTest, CodecSupportTest_Avc3Variants) {
   EXPECT_EQ(kPropMaybe,    CanPlay("'video/mp4; codecs=\"avc3.64E0FF\"'"));
 
   //
+  // High 10-bit Profile (110 == 0x6E).
+  //  The first two digits after the dot must be 66. The third and fourth digits
+  //  contain constraint_set_flags and must be valid hex. The last two digits
+  //  should be any valid H.264 level. If the level value is invalid the result
+  //  will be kMaybe.
+  // High 10-bit profile is not currently supported on android because it

[ddorwin, 2016/03/31 05:44:05]

nit: _A_ndroid

[hubbe, 2016/03/31 21:53:48]

Done.

+  // relies on ffmpeg decoder fallback.

[ddorwin, 2016/03/31 05:44:05]

This makes it sound like Android has FFmpeg fallback for H.264, which is not
true.

[hubbe, 2016/03/31 21:53:48]

Done.

+  //
+#if defined(OS_ANDROID)

[ddorwin, 2016/03/31 05:44:05]

The actual test calls should not be duplicated. Instead, define kHigh10Probably
with others at line 32.

[ddorwin, 2016/03/31 05:58:44]

You may need more complex logic, though, to avoid failing on Chromecast, etc.
See my comment in the last file.

[hubbe, 2016/03/31 21:53:48]

Done.

[hubbe, 2016/03/31 21:53:48]

Done.

+  EXPECT_EQ(kPropMaybe,    CanPlay("'video/mp4; codecs=\"avc3.6E001E\"'"));
+  EXPECT_EQ(kPropMaybe,    CanPlay("'video/mp4; codecs=\"avc3.6E400A\"'"));
+  EXPECT_EQ(kPropMaybe,    CanPlay("'video/mp4; codecs=\"avc3.6E800A\"'"));
+  EXPECT_EQ(kPropMaybe,    CanPlay("'video/mp4; codecs=\"avc3.6EE00A\"'"));
+  EXPECT_EQ(kNot,          CanPlay("'video/mp4; codecs=\"avc3.6EG01E\"'"));
+  EXPECT_EQ(kNot,          CanPlay("'video/mp4; codecs=\"avc3.6E000G\"'"));
+  EXPECT_EQ(kPropMaybe,    CanPlay("'video/mp4; codecs=\"avc3.6EE0FF\"'"));
+#else
+  EXPECT_EQ(kPropProbably, CanPlay("'video/mp4; codecs=\"avc3.6E001E\"'"));
+  EXPECT_EQ(kPropProbably, CanPlay("'video/mp4; codecs=\"avc3.6E400A\"'"));
+  EXPECT_EQ(kPropProbably, CanPlay("'video/mp4; codecs=\"avc3.6E800A\"'"));
+  EXPECT_EQ(kPropProbably, CanPlay("'video/mp4; codecs=\"avc3.6EE00A\"'"));
+  EXPECT_EQ(kNot,          CanPlay("'video/mp4; codecs=\"avc3.6EG01E\"'"));
+  EXPECT_EQ(kNot,          CanPlay("'video/mp4; codecs=\"avc3.6E000G\"'"));
+  EXPECT_EQ(kPropMaybe,    CanPlay("'video/mp4; codecs=\"avc3.6EE0FF\"'"));
+#endif
+
+  //
   //  Other profiles are not known to be supported.
   //