Multi reader/writer cache/buffer

media/blink/BUILD.gn

Index: media/blink/BUILD.gn
diff --git a/media/blink/BUILD.gn b/media/blink/BUILD.gn
index a805c42fca8cf76c8de93a73bf0b66013c72dc3a..73f3f0e1847a08a794ce64dc7ce0b3ab5d92d278 100644
--- a/media/blink/BUILD.gn
+++ b/media/blink/BUILD.gn
@@ -44,10 +44,18 @@ component("blink") {
     "encrypted_media_player_support.h",
     "key_system_config_selector.cc",
     "key_system_config_selector.h",
+    "lru.h",
+    "multibuffer.cc",
+    "multibuffer.h",
+    "multibuffer_reader.cc",
+    "multibuffer_reader.h",
     "new_session_cdm_result_promise.cc",
     "new_session_cdm_result_promise.h",
+    "rangemap.h",
     "texttrack_impl.cc",
     "texttrack_impl.h",
+    "url_index.cc",
+    "url_index.h",
     "video_frame_compositor.cc",
     "video_frame_compositor.h",
     "webaudiosourceprovider_impl.cc",
@@ -115,12 +123,16 @@ test("media_blink_unittests") {
     "buffered_resource_loader_unittest.cc",
     "cache_util_unittest.cc",
     "key_system_config_selector_unittest.cc",
+    "lru_unittest.cc",
     "mock_webframeclient.h",
     "mock_weburlloader.cc",
     "mock_weburlloader.h",
+    "multibuffer_unittest.cc",
+    "rangemap_unittest.cc",
     "run_all_unittests.cc",
     "test_response_generator.cc",
     "test_response_generator.h",
+    "url_index_unittests.cc",
     "video_frame_compositor_unittest.cc",
     "webaudiosourceprovider_impl_unittest.cc",
   ]