Extracted media mime type checks from net/base/ into media/base/

mojo/services/html_viewer/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("//testing/test.gni")
 import("//third_party/mojo/src/mojo/public/mojo.gni")
 import("//third_party/mojo/src/mojo/public/mojo_application.gni")
 
 action("generate_blink_resource_map") {
   script = "//mojo/services/html_viewer/generate_blink_resource_map.py"
@@ skipping 58 matching lines @@
   include_dirs = [ "third_party/WebKit" ]
 
   deps = [
     "//base",
     "//base/third_party/dynamic_annotations",
     "//cc",
     "//cc/blink",
     "//cc/surfaces",
     "//gin",
     "//media",
+    "//media/base",
     "//media/blink",
     "//media/mojo",
     "//mojo/application",
     "//mojo/cc",
     "//mojo/common",
     "//mojo/converters/surfaces",
     "//mojo/services/network/public/cpp",
     "//mojo/services/network/public/interfaces",
     "//net",
     "//skia",
@@ skipping 31 matching lines @@
 test("tests") {
   output_name = "html_viewer_unittests"
   sources = [
     "ax_provider_impl_unittest.cc",
   ]
   deps = [
     ":lib",
     "//base/test:run_all_unittests",
   ]
 }