Set GpuPreferences correctly in GpuDataManagerImplPrivate::AppendGpuCommandLine.

content/browser/gpu/gpu_data_manager_impl_private_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 <stddef.h>
 
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
@@ skipping 624 matching lines @@
   EXPECT_EQ(1u, manager->GetBlacklistedFeatureCount());
   EXPECT_TRUE(manager->IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_WEBGL));
 }
 #endif  // OS_LINUX
 
 TEST_F(GpuDataManagerImplPrivateTest, GpuDriverBugListSingle) {
   ScopedGpuDataManagerImplPrivate manager;
   manager->gpu_driver_bugs_.insert(5);
 
   base::CommandLine command_line(0, NULL);
-  manager->AppendGpuCommandLine(&command_line);
+  manager->AppendGpuCommandLine(&command_line, nullptr);
 
   EXPECT_TRUE(command_line.HasSwitch(switches::kGpuDriverBugWorkarounds));
   std::string args = command_line.GetSwitchValueASCII(
       switches::kGpuDriverBugWorkarounds);
   EXPECT_STREQ("5", args.c_str());
 }
 
 TEST_F(GpuDataManagerImplPrivateTest, GpuDriverBugListMultiple) {
   ScopedGpuDataManagerImplPrivate manager;
   manager->gpu_driver_bugs_.insert(5);
   manager->gpu_driver_bugs_.insert(7);
 
   base::CommandLine command_line(0, NULL);
-  manager->AppendGpuCommandLine(&command_line);
+  manager->AppendGpuCommandLine(&command_line, nullptr);
 
   EXPECT_TRUE(command_line.HasSwitch(switches::kGpuDriverBugWorkarounds));
   std::string args = command_line.GetSwitchValueASCII(
       switches::kGpuDriverBugWorkarounds);
   EXPECT_STREQ("5,7", args.c_str());
 }
 
 TEST_F(GpuDataManagerImplPrivateTest, BlacklistAllFeatures) {
   ScopedGpuDataManagerImplPrivate manager;
   EXPECT_EQ(0u, manager->GetBlacklistedFeatureCount());
@@ skipping 105 matching lines @@
   EXPECT_TRUE(manager->UpdateActiveGpu(0x8086, 0x04a1));
   {
     base::RunLoop run_loop;
     run_loop.RunUntilIdle();
   }
   EXPECT_TRUE(observer.gpu_info_updated());
   EXPECT_EQ(1u, manager->GetBlacklistedFeatureCount());
 }
 
 }  // namespace content