Get rid of synchronous calls to getting plugins to help with http://codereview.chromium.org/79800...

chrome/browser/mock_plugin_exceptions_table_model.cc

Index: chrome/browser/mock_plugin_exceptions_table_model.cc
===================================================================
--- chrome/browser/mock_plugin_exceptions_table_model.cc	(revision 102144)
+++ chrome/browser/mock_plugin_exceptions_table_model.cc	(working copy)
@@ -1,22 +0,0 @@
-// Copyright (c) 2010 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 "chrome/browser/mock_plugin_exceptions_table_model.h"
-
-MockPluginExceptionsTableModel::MockPluginExceptionsTableModel(
-    HostContentSettingsMap* map,
-    HostContentSettingsMap* otr_map)
-    : PluginExceptionsTableModel(map, otr_map) {}
-
-MockPluginExceptionsTableModel::~MockPluginExceptionsTableModel() {}
-
-void MockPluginExceptionsTableModel::set_plugins(
-    std::vector<webkit::npapi::PluginGroup>& plugins) {
-  plugins_ = plugins;
-}
-
-void MockPluginExceptionsTableModel::GetPlugins(
-    std::vector<webkit::npapi::PluginGroup>* plugin_groups) {
-  *plugin_groups = plugins_;
-}