Compute GpuDriverBugWorkarounds only one time in the GPU process

gpu/ipc/service/gpu_command_buffer_stub.cc

Index: gpu/ipc/service/gpu_command_buffer_stub.cc
diff --git a/gpu/ipc/service/gpu_command_buffer_stub.cc b/gpu/ipc/service/gpu_command_buffer_stub.cc
index ac3ddcab447bf1f6d3428376ad78e690ba549d3e..c9443ee73c2f2d5b07fa1e1d00969d66be1cc825 100644
--- a/gpu/ipc/service/gpu_command_buffer_stub.cc
+++ b/gpu/ipc/service/gpu_command_buffer_stub.cc
@@ -210,13 +210,15 @@ GpuCommandBufferStub::GpuCommandBufferStub(
     DCHECK(context_group_->bind_generates_resource() ==
            attrib_parser.bind_generates_resource);
   } else {
+    scoped_refptr<gles2::FeatureInfo> feature_info = new gles2::FeatureInfo(
+        channel_->gpu_channel_manager()->gpu_driver_bug_workarounds());
     context_group_ = new gles2::ContextGroup(
         channel_->gpu_channel_manager()->gpu_preferences(), mailbox_manager,
         new GpuCommandBufferMemoryTracker(channel,
                                           command_buffer_id_.GetUnsafeValue()),
         channel_->gpu_channel_manager()->shader_translator_cache(),
-        channel_->gpu_channel_manager()->framebuffer_completeness_cache(), NULL,
-        subscription_ref_set, pending_valuebuffer_state,
+        channel_->gpu_channel_manager()->framebuffer_completeness_cache(),
+        feature_info, subscription_ref_set, pending_valuebuffer_state,
         attrib_parser.bind_generates_resource);
   }