Add a callback parameter to UpdateClient::SendUninstallPing.

components/component_updater/default_component_installer_unittest.cc

 // Copyright 2016 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 <iterator>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 41 matching lines @@
                     const CrxDataCallback& crx_data_callback,
                     const Callback& callback));
   MOCK_METHOD3(Update,
                void(const std::vector<std::string>& ids,
                     const CrxDataCallback& crx_data_callback,
                     const Callback& callback));
   MOCK_CONST_METHOD2(GetCrxUpdateState,
                      bool(const std::string& id, CrxUpdateItem* update_item));
   MOCK_CONST_METHOD1(IsUpdating, bool(const std::string& id));
   MOCK_METHOD0(Stop, void());
-  MOCK_METHOD3(
-      SendUninstallPing,
-      void(const std::string& id, const base::Version& version, int reason));
+  MOCK_METHOD4(SendUninstallPing,
+               void(const std::string& id,
+                    const base::Version& version,
+                    int reason,
+                    const Callback& callback));
 
  private:
   ~MockUpdateClient() override {}
 };
 
 class FakeInstallerTraits : public ComponentInstallerTraits {
  public:
   ~FakeInstallerTraits() override {}
 
   bool VerifyInstallation(const base::DictionaryValue& manifest,
@@ skipping 153 matching lines @@
       component.pk_hash);
   EXPECT_EQ(base::Version("0.0.0.0"), component.version);
   EXPECT_TRUE(component.fingerprint.empty());
   EXPECT_STREQ("fake name", component.name.c_str());
   EXPECT_EQ(expected_attrs, component.installer_attributes);
   EXPECT_TRUE(component.requires_network_encryption);
   EXPECT_TRUE(component.supports_group_policy_enable_component_updates);
 }
 
 }  // namespace component_updater