Compute GpuDriverBugWorkarounds only one time in the GPU process

gpu/command_buffer/service/mailbox_manager_unittest.cc

 // Copyright 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 "base/macros.h"
 #include "gpu/command_buffer/common/sync_token.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/gpu_service_test.h"
 #include "gpu/command_buffer/service/mailbox_manager_impl.h"
 #include "gpu/command_buffer/service/mailbox_manager_sync.h"
@@ skipping 14 matching lines @@
                                     0);
 
 class MailboxManagerTest : public GpuServiceTest {
  public:
   MailboxManagerTest() {}
   ~MailboxManagerTest() override {}
 
  protected:
   void SetUp() override {
     GpuServiceTest::SetUp();
-    feature_info_ = new FeatureInfo;
+    GpuDriverBugWorkarounds::Initialize(gpu_driver_bug_workarounds_);
+    feature_info_ = new FeatureInfo(gpu_driver_bug_workarounds_);
     manager_ = new MailboxManagerImpl;
     DCHECK(!manager_->UsesSync());
   }
 
   virtual void SetUpWithSynchronizer() {
     GpuServiceTest::SetUp();
-    feature_info_ = new FeatureInfo;
+    GpuDriverBugWorkarounds::Initialize(gpu_driver_bug_workarounds_);
+    feature_info_ = new FeatureInfo(gpu_driver_bug_workarounds_);
     manager_ = new MailboxManagerSync();
     DCHECK(manager_->UsesSync());
   }
 
   void TearDown() override { GpuServiceTest::TearDown(); }
 
   Texture* CreateTexture() {
     return new Texture(1);
   }
 
@@ skipping 635 matching lines @@
   DestroyTexture(texture2);
   DestroyTexture(new_texture);
 }
 
 // TODO: Texture::level_infos_[][].size()
 
 // TODO: unsupported targets and formats
 
 }  // namespace gles2
 }  // namespace gpu