Replace image_messages.h with Mojo service

content/browser/BUILD.gn

 # Copyright 2014 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/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//content/browser/browser.gni")
 import("//media/media_options.gni")
 
@@ skipping 88 matching lines @@
     # Non-iOS deps.
     deps += [
       "//cc",
       "//cc/surfaces",
       "//content/app/resources",
       "//content/app/strings",
       "//content/browser/devtools:resources",
       "//content/common:mojo_bindings",
       "//content/public/common:mojo_bindings",
       "//device/bluetooth",
+      "//mojo/common:url_type_converters",
+      "//mojo/converters/geometry",
       "//net:http_server",
+      "//skia/public",
       "//storage/browser",
       "//storage/common",
       "//third_party/WebKit/public:image_resources",
       "//third_party/WebKit/public:resources",
       "//third_party/angle:commit_id",
       "//third_party/icu",
       "//third_party/leveldatabase",
       "//third_party/libyuv",
       "//third_party/mojo/src/mojo/public/cpp/bindings",
       "//third_party/mojo/src/mojo/public/interfaces/application",
@@ skipping 333 matching lines @@
   }
 
   if (is_linux && use_openssl) {
     deps += [ "//third_party/boringssl" ]
   }
 
   if (enable_media_mojo_renderer) {
     deps += [ "//media/mojo/services:renderer_service" ]
   }
 }