Moves Cast test list from chromium.fyi to chromium.linux.

testing/buildbot/chromium.fyi.json

Index: testing/buildbot/chromium.fyi.json
diff --git a/testing/buildbot/chromium.fyi.json b/testing/buildbot/chromium.fyi.json
index 670524f702c39d2d559cc424192b2b87029a04e5..5596e6b768ea6006078bf8901db8d76eace50040 100644
--- a/testing/buildbot/chromium.fyi.json
+++ b/testing/buildbot/chromium.fyi.json
@@ -17,64 +17,6 @@
       }
     ]
   },
-  "Cast Linux": {
-    "gtest_tests": [
-      {
-        "test": "base_unittests"
-      },
-      {
-        "test": "cacheinvalidation_unittests"
-      },
-      {
-        "test": "cast_base_unittests"
-      },
-      {
-        "test": "cast_media_unittests"
-      },
-      {
-        "test": "cast_shell_browser_test"
-      },
-      {
-        "test": "content_unittests"
-      },
-      {
-        "test": "crypto_unittests"
-      },
-      {
-        "test": "gpu_unittests"
-      },
-      {
-        "test": "ipc_tests"
-      },
-      {
-        "test": "jingle_unittests"
-      },
-      {
-        "test": "media_unittests"
-      },
-      {
-        "test": "midi_unittests"
-      },
-      {
-        "test": "net_unittests"
-      },
-      {
-        "test": "sandbox_linux_unittests"
-      },
-      {
-        "test": "sql_unittests"
-      },
-      {
-        "test": "sync_unit_tests"
-      },
-      {
-        "test": "ui_base_unittests"
-      },
-      {
-        "test": "url_unittests"
-      }
-    ]
-  },
   "Chromium Mac 10.10": {
     "gtest_tests": [
       {