Media Galleries API: Audio/Video attached pictures support.

chrome/utility/media_galleries/media_metadata_parser.h

Index: chrome/utility/media_galleries/media_metadata_parser.h
diff --git a/chrome/utility/media_galleries/media_metadata_parser.h b/chrome/utility/media_galleries/media_metadata_parser.h
index 980c07a58c1c8df81891b860da8d746aa9a5c285..97748800a28df1ca523f3235b1e685ace3ddeb08 100644
--- a/chrome/utility/media_galleries/media_metadata_parser.h
+++ b/chrome/utility/media_galleries/media_metadata_parser.h
@@ -5,6 +5,9 @@
 #ifndef CHROME_UTILITY_MEDIA_GALLERIES_MEDIA_METADATA_PARSER_H_
 #define CHROME_UTILITY_MEDIA_GALLERIES_MEDIA_METADATA_PARSER_H_
 
+#include <string>
+#include <vector>
+
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/common/extensions/api/media_galleries.h"
@@ -27,11 +30,16 @@ namespace metadata {
 class MediaMetadataParser {
  public:
   typedef extensions::api::media_galleries::MediaMetadata MediaMetadata;
-  typedef base::Callback<void(scoped_ptr<MediaMetadata>)> MetadataCallback;
+  typedef base::Callback<
+      void(scoped_ptr<MediaMetadata> metadata,
+           const std::vector<std::string>& attached_pictures_bytes,
+           const std::vector<std::string>& attached_pictures_types)>
+  MetadataCallback;
 
   // Does not take ownership of |source|. Caller is responsible for ensuring
   // that |source| outlives this object.
-  MediaMetadataParser(media::DataSource* source, const std::string& mime_type);
+  MediaMetadataParser(media::DataSource* source, const std::string& mime_type,
+                      bool get_attached_pictures);
 
   ~MediaMetadataParser();
 
@@ -44,6 +52,8 @@ class MediaMetadataParser {
 
   const std::string mime_type_;
 
+  bool get_attached_pictures_;
+
   // Thread that blocking media parsing operations run on while the main thread
   // handles messages from the browser process.
   // TODO(tommycli): Replace with a reference to a WorkerPool if we ever use