Add BUILD.gn files for chromecast/media

chromecast/media/cma/pipeline/BUILD.gn

Index: chromecast/media/cma/pipeline/BUILD.gn
diff --git a/chromecast/media/cma/pipeline/BUILD.gn b/chromecast/media/cma/pipeline/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..c76553aad1e0c2c132fbbe8cac04031017967c19
--- /dev/null
+++ b/chromecast/media/cma/pipeline/BUILD.gn
@@ -0,0 +1,41 @@
+# Copyright 2015 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.
+
+component("pipeline") {
+  sources = [
+    "audio_pipeline.cc",
+    "audio_pipeline.h",
+    "audio_pipeline_impl.cc",
+    "audio_pipeline_impl.h",
+    "av_pipeline_client.cc",
+    "av_pipeline_client.h",
+    "av_pipeline_impl.cc",
+    "av_pipeline_impl.h",
+    "decrypt_util.cc",
+    "decrypt_util.h",
+    "load_type.h",
+    "media_pipeline.h",
+    "media_pipeline_client.cc",
+    "media_pipeline_client.h",
+    "media_pipeline_impl.cc",
+    "media_pipeline_impl.h",
+    "video_pipeline.cc",
+    "video_pipeline.h",
+    "video_pipeline_client.cc",
+    "video_pipeline_client.h",
+    "video_pipeline_impl.cc",
+    "video_pipeline_impl.h",
+  ]
+  deps = [
+    "//chromecast/media/cma/backend",
+    "//chromecast/media/cma/base",
+    "//chromecast/media/base",
+    "//chromecast/media/cdm",
+    "//base",
+    "//crypto",
+    "//crypto:platform",
+    "//media",
+    "//third_party/boringssl",
+  ]
+}