Fix Android build breakage with new extension tests

chrome/browser/extensions/extension_service_unittest.cc

 // Copyright (c) 2013 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/extensions/extension_service_unittest.h"
 
 #include <algorithm>
 #include <set>
 #include <vector>
 
@@ skipping 3024 matching lines @@
                                                          &IsExtension,
                                                          kFakeInstallSilently,
                                                          kFakeRemoteInstall));
 
   const extensions::PendingExtensionInfo* pending_extension_info;
   ASSERT_TRUE((pending_extension_info = service_->pending_extension_manager()->
       GetById(kFakeId)));
   EXPECT_EQ(kFakeUpdateURL, pending_extension_info->update_url());
   EXPECT_EQ(&IsExtension, pending_extension_info->should_allow_install_);
   EXPECT_EQ(kFakeInstallSilently, pending_extension_info->install_silently());
-  EXPECT_EQ(kFakeRemoteInstall, pending_extension_info->remote_install());
+  // Use
+  // EXPECT_TRUE(kFakeRemoteInstall == pending_extension_info->remote_install())
+  // instead of
+  // EXPECT_EQ(kFakeRemoteInstall, pending_extension_info->remote_install())
+  // as gcc 4.7 issues the following warning on EXPECT_EQ(false, x), which is
+  // turned into an error with -Werror=conversion-null:
+  //   converting 'false' to pointer type for argument 1 of
+  //   'char testing::internal::IsNullLiteralHelper(testing::internal::Secret*)'
+  // https://code.google.com/p/googletest/issues/detail?id=458
+  EXPECT_TRUE(kFakeRemoteInstall == pending_extension_info->remote_install());
 }
 
 namespace {
 const char kGoodId[] = "ldnnhddmnhbkjipkidpdiheffobcpfmf";
 const char kGoodUpdateURL[] = "http://good.update/url";
 const bool kGoodIsFromSync = true;
 const bool kGoodInstallSilently = true;
 const bool kGoodRemoteInstall = false;
 }  // namespace
 
@@ skipping 3911 matching lines @@
 
   service_->Observe(chrome::NOTIFICATION_PROFILE_DESTRUCTION_STARTED,
                     content::Source<Profile>(profile_.get()),
                     content::NotificationService::NoDetails());
   EXPECT_EQ(UnloadedExtensionInfo::REASON_PROFILE_SHUTDOWN, unloaded_reason_);
   EXPECT_EQ(0u, registry_->enabled_extensions().size());
   EXPECT_EQ(0u, registry_->disabled_extensions().size());
   EXPECT_EQ(0u, registry_->terminated_extensions().size());
   EXPECT_EQ(0u, registry_->blacklisted_extensions().size());
 }