Implement origin-based deletion for passwords in PasswordDefaultMac.

components/password_manager/core/browser/password_store_change.cc

Index: components/password_manager/core/browser/password_store_change.cc
diff --git a/components/password_manager/core/browser/password_store_change.cc b/components/password_manager/core/browser/password_store_change.cc
new file mode 100644
index 0000000000000000000000000000000000000000..04b0e20c9746da2f745353f7bbe77e91c14691c7
--- /dev/null
+++ b/components/password_manager/core/browser/password_store_change.cc
@@ -0,0 +1,15 @@
+// Copyright 2015 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 "components/password_manager/core/browser/password_store_change.h"
+
+namespace password_manager {
+
+std::ostream& operator<<(std::ostream& os,
+                         const PasswordStoreChange& password_store_change) {
+  return os << "type: " << password_store_change.type() << std::endl
+            << "password form: " << password_store_change.form();

[Timo Reimann, 2015/10/20 20:47:10]

Let me know if you think this is a good enough format to display the two
components of a password store change (i.e., the type and the form).

[vasilii, 2015/10/21 16:47:56]

Don't put the line break. It should be one line.

[Timo Reimann, 2015/11/17 23:10:55]

Done.

+}
+
+}  // namespace password_manager