Clean up the media color format content_browsertests

content/test/BUILD.gn

Index: content/test/BUILD.gn
diff --git a/content/test/BUILD.gn b/content/test/BUILD.gn
index dcd2f1c326ffa07db36730ee7473944b2ef734f7..a3a59f33ec16106761d60188e2d6a1b30436cb90 100644
--- a/content/test/BUILD.gn
+++ b/content/test/BUILD.gn
@@ -587,6 +587,7 @@ test("content_browsertests") {
     "../browser/media/media_browsertest.cc",
     "../browser/media/media_browsertest.h",
     "../browser/media/media_canplaytype_browsertest.cc",
+    "../browser/media/media_color_browsertest.cc",
     "../browser/media/media_redirect_browsertest.cc",
     "../browser/media/media_source_browsertest.cc",
     "../browser/media/midi_browsertest.cc",
@@ -899,6 +900,14 @@ test("content_browsertests") {
       "../browser/web_contents/web_contents_view_aura_browsertest.cc",
     ]
   }
+
+  if (is_chromecast) {
+    sources -= [
+      # The cast shell media pipeline doesn't produce real video frames that we
+      # can inspect.
+      "../browser/media/media_color_browsertest.cc",
+    ]
+  }
 }
 
 test("content_unittests") {