[NotForReview] Move GJDAH and GJDA to media/gpu/mojo

media/gpu/mojo/BUILD.gn

Index: media/gpu/mojo/BUILD.gn
diff --git a/media/gpu/mojo/BUILD.gn b/media/gpu/mojo/BUILD.gn
deleted file mode 100644
index 1c83d3847254ab7f3c2d0b0ff57e23d06ee3a050..0000000000000000000000000000000000000000
--- a/media/gpu/mojo/BUILD.gn
+++ /dev/null
@@ -1,17 +0,0 @@
-# Copyright 2017 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import("//mojo/public/tools/bindings/mojom.gni")
-
-mojom("jpeg_decoder") {
-  sources = [
-    "jpeg_decoder.mojom",
-  ]
-
-  deps = [
-    "//media/mojo/interfaces",
-    "//mojo/common:common_custom_types",
-    "//ui/gfx/geometry/mojo",
-  ]
-}