Media Galleries API Picasa: Make PicasaDataProvider handle async PMP and INI parsing robustly.

chrome/common/media_galleries/picasa_types.h

Index: chrome/common/media_galleries/picasa_types.h
diff --git a/chrome/common/media_galleries/picasa_types.h b/chrome/common/media_galleries/picasa_types.h
index e807bc18af6ae69b4739e4688269a2ebc8d29e8a..d8a4e83f1f3354fdf8a6a06d744ab6b562e33cfb 100644
--- a/chrome/common/media_galleries/picasa_types.h
+++ b/chrome/common/media_galleries/picasa_types.h
@@ -22,7 +22,12 @@ typedef std::set<std::string> AlbumUIDSet;
 typedef std::map<std::string, AlbumImages> AlbumImagesMap;
 typedef std::map<std::string, AlbumInfo> AlbumMap;
 
-const char kPicasaAlbumTableName[] = "albumdata";
+extern const char kPicasaAlbumTableName[];
+extern const char kAlbumTokenPrefix[];
+
+const uint32 kAlbumCategoryAlbum = 0;
+const uint32 kAlbumCategoryFolder = 2;
+const uint32 kAlbumCategoryInvalid = 0xffff;  // Sentinel value.
 
 struct AlbumInfo {
   AlbumInfo();