Revert of Move ui/gfx/codec/ into its own component.

ui/gfx/codec/BUILD.gn

Index: ui/gfx/codec/BUILD.gn
diff --git a/ui/gfx/codec/BUILD.gn b/ui/gfx/codec/BUILD.gn
deleted file mode 100644
index 6cdc8a7c0fef326d35e077cfea78063ea94605f7..0000000000000000000000000000000000000000
--- a/ui/gfx/codec/BUILD.gn
+++ /dev/null
@@ -1,51 +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("//build/config/ui.gni")
-
-component("codec") {
-  sources = [
-    "codec_export.h",
-    "jpeg_codec.cc",
-    "jpeg_codec.h",
-    "png_codec.cc",
-    "png_codec.h",
-    "skia_image_encoder_adapter.cc",
-    "skia_image_encoder_adapter.h",
-  ]
-
-  deps = [
-    "//base",
-    "//skia",
-    "//third_party/libpng",
-    "//ui/gfx:geometry_skia",
-    "//ui/gfx:gfx_export",
-    "//ui/gfx/geometry",
-  ]
-
-  if (is_ios) {
-    sources -= [
-      "jpeg_codec.cc",
-      "jpeg_codec.h",
-    ]
-  } else {
-    deps += [ "//third_party:jpeg" ]
-  }
-
-  if (is_chromeos) {
-    # Robust JPEG decoding for the login screen.
-    sources += [
-      "chromeos/jpeg_codec_robust_slow.cc",
-      "chromeos/jpeg_codec_robust_slow.h",
-    ]
-    deps += [ "//third_party/libjpeg" ]
-  }
-
-  if (is_win) {
-    cflags = [ "/wd4324" ]  # Structure was padded due to __declspec(align()),
-                            # which is uninteresting.
-  }
-
-  defines = [ "CODEC_IMPLEMENTATION" ]
-}