Nuke from orbit corrupt websql databases.

webkit/database/database_tracker.h

Index: webkit/database/database_tracker.h
===================================================================
--- webkit/database/database_tracker.h	(revision 121034)
+++ webkit/database/database_tracker.h	(working copy)
@@ -105,6 +105,10 @@
                         const string16& database_name);
   void DatabaseClosed(const string16& origin_identifier,
                       const string16& database_name);
+  void HandleSqliteError(const string16& origin_identifier,
+                         const string16& database_name,
+                         int error);
+
   void CloseDatabases(const DatabaseConnections& connections);
 
   void AddObserver(Observer* observer);