Remove USE_OZONE in video files

content/common/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/features.gni")
 import("//build/config/ui.gni")
 import("//content/common/common.gni")
 import("//media/media_options.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//tools/ipc_fuzzer/ipc_fuzzer.gni")
 if (is_mac) {
   import("//build/config/mac/mac_sdk.gni")
 }
 
 source_set("common") {
   # Targets external to content should always link to the public API.
   # In addition, targets outside of the content component (shell and tests)
   # must not link to this because it will duplicate the code in the component
   # build.
   visibility = [ "//content/*" ]
 
   sources = rebase_path(content_common_gypi_values.private_common_sources,
                         ".",
                         "//content")
 
   configs += [
     "//content:content_implementation",
     "//build/config:precompiled_headers",
     "//build/config/compiler:no_size_t_to_int_warning",
+    "//media/gpu:gpu_config",
   ]
 
   public_deps = [
     ":mojo_bindings",
     "//gpu/command_buffer/common",
     "//ipc",
     "//third_party/WebKit/public:blink_headers",
   ]
   deps = [
     "//base",
@@ skipping 215 matching lines @@
     "//device/sensors/public/interfaces",
     "//services/shell/public/interfaces",
     "//services/ui/public/interfaces",
     "//skia/public/interfaces",
     "//third_party/WebKit/public:mojo_bindings",
     "//ui/gfx/geometry/mojo",
     "//url/mojo:url_mojom_gurl",
     "//url/mojo:url_mojom_origin",
   ]
 }