IndexedDB: Make getAll() requests fail if result exceeds IPC limits

content/browser/indexed_db/indexed_db_database.h

Index: content/browser/indexed_db/indexed_db_database.h
diff --git a/content/browser/indexed_db/indexed_db_database.h b/content/browser/indexed_db/indexed_db_database.h
index d9e7f66830c6de99cc5012504ea7ae558a7c718c..66bfe5dc3cc1821d28bcea03b4934021d7a1ea21 100644
--- a/content/browser/indexed_db/indexed_db_database.h
+++ b/content/browser/indexed_db/indexed_db_database.h
@@ -235,8 +235,19 @@ class CONTENT_EXPORT IndexedDBDatabase
                       scoped_refptr<IndexedDBCallbacks> callbacks,
                       IndexedDBTransaction* transaction);
 
+ protected:
+  IndexedDBDatabase(const base::string16& name,
+                    IndexedDBBackingStore* backing_store,
+                    IndexedDBFactory* factory,
+                    const Identifier& unique_identifier);
+  virtual ~IndexedDBDatabase();
+
+  // May be overridden in tests.
+  virtual size_t GetMaxMessageSizeInBytes() const;
+
  private:
   friend class base::RefCounted<IndexedDBDatabase>;
+  friend class IndexedDBClassFactory;
 
   class PendingDeleteCall;
   class PendingSuccessCall;
@@ -247,12 +258,6 @@ class CONTENT_EXPORT IndexedDBDatabase
   typedef std::list<PendingDeleteCall*> PendingDeleteCallList;
   typedef list_set<IndexedDBConnection*> ConnectionSet;
 
-  IndexedDBDatabase(const base::string16& name,
-                    IndexedDBBackingStore* backing_store,
-                    IndexedDBFactory* factory,
-                    const Identifier& unique_identifier);
-  ~IndexedDBDatabase();
-
   bool IsOpenConnectionBlocked() const;
   leveldb::Status OpenInternal();
   void RunVersionChangeTransaction(scoped_refptr<IndexedDBCallbacks> callbacks,