media/capture: Adding WebmMuxer class and unittests

media/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/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/features.gni")
 import("//build/config/linux/pkg_config.gni")
 import("//build/config/ui.gni")
 import("//media/media_options.gni")
@@ skipping 314 matching lines @@
   }
 
   if (media_use_libvpx) {
     sources += [
       "filters/vpx_video_decoder.cc",
       "filters/vpx_video_decoder.h",
     ]
     deps += [ "//third_party/libvpx" ]
   }
 
+  if (media_use_libwebm) {
+    sources += [
+      "capture/webm_muxer.cc",
+      "capture/webm_muxer.h",
+    ]
+    deps += [ "//third_party/libwebm" ]
+  }
+
   if (is_android) {
     sources += [
       "capture/video/android/video_capture_device_android.cc",
       "capture/video/android/video_capture_device_android.h",
       "capture/video/android/video_capture_device_factory_android.cc",
       "capture/video/android/video_capture_device_factory_android.h",
     ]
     deps += [
       "//media/base/android",
       "//media/base/android:media_jni_headers",
@@ skipping 421 matching lines @@
       "//media/base:test_support",
       "//media/test:pipeline_integration_tests",
       "//testing/gmock",
       "//testing/gtest",
       "//third_party/ffmpeg",
       "//ui/gfx/geometry",
       "//ui/gfx:test_support",
     ]
   }
 }