Compute GpuDriverBugWorkarounds only one time in the GPU process

gpu/command_buffer/service/in_process_command_buffer.cc

Index: gpu/command_buffer/service/in_process_command_buffer.cc
diff --git a/gpu/command_buffer/service/in_process_command_buffer.cc b/gpu/command_buffer/service/in_process_command_buffer.cc
index c1d46207eb68e3e5e45f47155cbc6b48de9552d1..f58140fae778d8c24366b6bfce6444ea2b3d1e9a 100644
--- a/gpu/command_buffer/service/in_process_command_buffer.cc
+++ b/gpu/command_buffer/service/in_process_command_buffer.cc
@@ -147,10 +147,12 @@ scoped_refptr<InProcessCommandBuffer::Service> GetInitialService(
 
 }  // anonyous namespace
 
-InProcessCommandBuffer::Service::Service() {}
+InProcessCommandBuffer::Service::Service()
+    : gpu_driver_bug_workarounds_(base::CommandLine::ForCurrentProcess()) {}
 
 InProcessCommandBuffer::Service::Service(const GpuPreferences& gpu_preferences)
-    : gpu_preferences_(gpu_preferences) {}
+    : gpu_preferences_(gpu_preferences),
+      gpu_driver_bug_workarounds_(base::CommandLine::ForCurrentProcess()) {}
 
 InProcessCommandBuffer::Service::~Service() {}
 
@@ -159,6 +161,11 @@ InProcessCommandBuffer::Service::gpu_preferences() {
   return gpu_preferences_;
 }
 
+const gpu::GpuDriverBugWorkarounds&
+InProcessCommandBuffer::Service::gpu_driver_bug_workarounds() {
+  return gpu_driver_bug_workarounds_;
+}
+
 scoped_refptr<gfx::GLShareGroup>
 InProcessCommandBuffer::Service::share_group() {
   if (!share_group_.get())
@@ -338,16 +345,18 @@ bool InProcessCommandBuffer::InitializeOnGpuThread(
                         : service_->share_group();
 
   bool bind_generates_resource = false;
+  scoped_refptr<gles2::FeatureInfo> feature_info =
+      new gles2::FeatureInfo(service_->gpu_driver_bug_workarounds());
   decoder_.reset(gles2::GLES2Decoder::Create(
       params.context_group
           ? params.context_group->decoder_->GetContextGroup()
-          : new gles2::ContextGroup(service_->gpu_preferences(),
-                                    service_->mailbox_manager(), NULL,
-                                    service_->shader_translator_cache(),
-                                    service_->framebuffer_completeness_cache(),
-                                    NULL, service_->subscription_ref_set(),
-                                    service_->pending_valuebuffer_state(),
-                                    bind_generates_resource)));
+          : new gles2::ContextGroup(
+                service_->gpu_preferences(), service_->mailbox_manager(), NULL,
+                service_->shader_translator_cache(),
+                service_->framebuffer_completeness_cache(), feature_info,
+                service_->subscription_ref_set(),
+                service_->pending_valuebuffer_state(),
+                bind_generates_resource)));
 
   executor_.reset(new CommandExecutor(command_buffer.get(), decoder_.get(),
                                       decoder_.get()));