[chromecast] Deletes libcast_media_1.0_default_core.

chromecast/BUILD.gn

Index: chromecast/BUILD.gn
diff --git a/chromecast/BUILD.gn b/chromecast/BUILD.gn
index c469ac5730eeab7eb03173fdbde9e8db9c3bd8a9..0ecc41f8aae0953918369fd36aa3ad163d36a072 100644
--- a/chromecast/BUILD.gn
+++ b/chromecast/BUILD.gn
@@ -304,12 +304,6 @@ test("cast_shell_browsertests") {
     "//chromecast/app:test_support",
     "//chromecast/browser:browsertests",
   ]
-
-  if (chromecast_branding == "public") {
-    # Link default libcast_media_1.0 statically not to link dummy one
-    # dynamically for public unittests.
-    deps += [ "//chromecast/media/base:libcast_media_1.0_default_core" ]
-  }
 }
 
 group("cast_shell_lib") {