Add GetStoreSize() to ImageStore to know the actual db size.

components/enhanced_bookmarks/image_store.h

Index: components/enhanced_bookmarks/image_store.h
diff --git a/components/enhanced_bookmarks/image_store.h b/components/enhanced_bookmarks/image_store.h
index a7c7a15da1fcfb4af8200773b5b649955393c318..8d0fa5345dab01c0b14142f33aca3d81f55bc4d5 100644
--- a/components/enhanced_bookmarks/image_store.h
+++ b/components/enhanced_bookmarks/image_store.h
@@ -52,6 +52,8 @@ class ImageStore {
   // Moves an image from one url to another.
   void ChangeImageURL(const GURL& from, const GURL& to);
 
+  virtual int64 GetStoreSize() = 0;

[sky, 2014/05/29 21:51:05]

Add description, and it isn't clear what the returned value is in. Maybe
GetStoreSizeInBytes. Also document what -1 means.

[Kibeom Kim (inactive), 2014/05/29 23:07:15]

Done.

+
  protected:
   base::SequenceChecker sequence_checker_;