Quick View: Added Genre, Track and Duration metadata.

ui/file_manager/file_manager/foreground/js/metadata/content_metadata_provider.js

Index: ui/file_manager/file_manager/foreground/js/metadata/content_metadata_provider.js
diff --git a/ui/file_manager/file_manager/foreground/js/metadata/content_metadata_provider.js b/ui/file_manager/file_manager/foreground/js/metadata/content_metadata_provider.js
index acaa0768e2c523b0bb4334e9573a1defa45d5fcd..0f1b8f32e88bd241c1a18850a0ac9e210dbd646b 100644
--- a/ui/file_manager/file_manager/foreground/js/metadata/content_metadata_provider.js
+++ b/ui/file_manager/file_manager/foreground/js/metadata/content_metadata_provider.js
@@ -60,8 +60,11 @@ ContentMetadataProvider.PROPERTY_NAMES = [
   'imageWidth',
   'mediaAlbum',
   'mediaArtist',
+  'mediaDuration',
+  'mediaGenre',
   'mediaMimeType',
-  'mediaTitle'
+  'mediaTitle',
+  'mediaTrack',
 ];
 
 /**
@@ -86,9 +89,7 @@ ContentMetadataProvider.convertContentMetadata = function(metadata) {
   item.ifd = metadata['ifd'];
   item.imageHeight = metadata['height'];
   item.imageWidth = metadata['width'];
-  item.mediaArtist = metadata['artist'];
   item.mediaMimeType = metadata['mimeType'];
-  item.mediaTitle = metadata['title'];
   return item;
 };
 
@@ -308,9 +309,12 @@ ContentMetadataProvider.prototype.convertMediaMetadataToMetadataItem_ =
     }
     item.imageHeight = metadata['height'];
     item.imageWidth = metadata['width'];
+    item.mediaAlbum = metadata['album'];
     item.mediaArtist = metadata['artist'];
+    item.mediaDuration = metadata['duration'];
+    item.mediaGenre = metadata['genre'];
     item.mediaTitle = metadata['title'];
-    item.mediaAlbum = metadata['album'];
+    item.mediaTrack = metadata['track'];
     if (metadata.attachedImages && metadata.attachedImages.length > 0) {
       var reader = new FileReader();
       reader.onload = function(e) {