h264_decoder_unittests: Initial Change.

media/gpu/BUILD.gn

Index: media/gpu/BUILD.gn
diff --git a/media/gpu/BUILD.gn b/media/gpu/BUILD.gn
index 2bd2fe0af0253f48b0c5aee6aea84c801dbd1f1d..4247b9f856e2f1a4f2bb9361a3011ef83f584cf3 100644
--- a/media/gpu/BUILD.gn
+++ b/media/gpu/BUILD.gn
@@ -523,6 +523,41 @@ if (is_chromeos) {
   }
 }
 
+source_set("unit_tests") {
+  testonly = true
+  deps = [
+    "//base",
+    "//media/base:test_support",
+    "//media/gpu",
+    "//testing/gtest",
+  ]
+  sources = [
+    "h264_decoder_unittest.cc",
+  ]
+
+  # The following sources are only used in chrome os and windows but they are

[kcwu, 2017/03/20 08:28:09]

IIUC, we can add them to sources unconditionally.

[Owen Lin, 2017/03/20 09:29:27]

Done.

+  # actually platform independent.
+  if (!is_chromeos && !is_win) {
+    sources += [
+      "accelerated_video_decoder.h",
+      "h264_decoder.cc",
+      "h264_decoder.h",
+      "h264_dpb.cc",
+      "h264_dpb.h",
+    ]
+  }
+
+  if (is_android) {
+    deps += [
+      # The test needs the java dependencies to add the java classes for their
+      # native counterparts to the test apk.
+      ":android_video_decode_accelerator_unittests",
+      "//media/base/android:media_java",
+      "//ui/android:ui_java",
+    ]
+  }
+}
+
 test("video_decode_accelerator_service_unittest") {
   sources = [
     "ipc/service/gpu_jpeg_decode_accelerator_unittest.cc",