Preparation CL for H264 support in WebRTC.

content/renderer/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/renderer/renderer.gni")
 import("//media/media_options.gni")
+import("//third_party/webrtc/build/webrtc.gni")
 
 source_set("renderer") {
   # Only the public target should depend on this. All other targets (even
   # internal content ones) should depend on the public one.
   visibility = [ "//content/public/renderer:renderer_sources" ]
 
   sources = rebase_path(content_renderer_gypi_values.private_renderer_sources,
                         ".",
                         "//content")
 
@@ skipping 144 matching lines @@
       "//third_party/libjingle:libjingle_webrtc",
       "//third_party/libjingle:libpeerconnection",
       "//third_party/libjingle:libstunprober",
       "//third_party/libvpx_new",
       "//third_party/webrtc/base:rtc_base",
       "//third_party/webrtc/common_video",
       "//third_party/webrtc/modules/audio_device",
       "//third_party/webrtc/modules/audio_processing",
       "//third_party/webrtc/system_wrappers",
     ]
+
+    if (rtc_use_h264) {
+      defines += [ "WEBRTC_USE_H264" ]
+    }
   } else {
     sources += [
       "media/webrtc_logging.h",
       "media/webrtc_logging_noop.cc",
     ]
   }
 
   if (enable_plugins) {
     sources += rebase_path(
             content_renderer_gypi_values.private_renderer_plugin_sources,
@@ skipping 55 matching lines @@
   }
 
   if (use_seccomp_bpf) {
     defines += [ "USE_SECCOMP_BPF" ]
   }
 
   if (use_ozone) {
     deps += [ "//ui/ozone" ]
   }
 }