[MediaGalleries] iPhoto: Add original file field to the parser. Dedupe album names.

chrome/common/media_galleries/iphoto_library.h

Index: chrome/common/media_galleries/iphoto_library.h
diff --git a/chrome/common/media_galleries/iphoto_library.h b/chrome/common/media_galleries/iphoto_library.h
index 82e022f57ba8fa10bd55dac5860ff752761bd756..00e8758a429dcaffc184989d867e7199ba48bb83 100644
--- a/chrome/common/media_galleries/iphoto_library.h
+++ b/chrome/common/media_galleries/iphoto_library.h
@@ -18,11 +18,14 @@ namespace parser {
 
 struct Photo {
   Photo();
-  Photo(uint64 id, const base::FilePath& location);
+  Photo(uint64 id,
+        const base::FilePath& location,
+        const base::FilePath& original_location);
   bool operator<(const Photo& other) const;
 
   uint64 id;
   base::FilePath location;
+  base::FilePath original_location;
 };
 
 typedef std::set<uint64> Album;