Add basic sqlite error handling to the new sqlite handlers...

app/sql/connection.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "app/sql/connection.h"
 
 #include <string.h>
 
 #include "app/sql/statement.h"
 #include "base/file_path.h"
@@ skipping 295 matching lines @@
   statement_cache_.clear();
 
   // The cache clear will get most statements. There may be still be references
   // to some statements that are held by others (including one-shot statements).
   // This will deactivate them so they can't be used again.
   for (StatementRefSet::iterator i = open_statements_.begin();
        i != open_statements_.end(); ++i)
     (*i)->Close();
 }
 
+int Connection::OnSqliteError(int err, sql::Statement *stmt) {
+  if (error_delegate_.get())
+    return error_delegate_->OnError(err, this, stmt);
+  // The default handling is to assert on debug and to ignore on release.
+  NOTREACHED() << GetErrorMessage();
+  return err;
+}
+
 }  // namespace sql