Use GpuPreferences to avoid directly accessing switches in gpu related code

components/mus/gles2/command_buffer_driver.cc

Index: components/mus/gles2/command_buffer_driver.cc
diff --git a/components/mus/gles2/command_buffer_driver.cc b/components/mus/gles2/command_buffer_driver.cc
index e9c6a50d97b11ac802108a9d9f095019fe83fe30..efe155604dacbb8cadd4e91e38bf5ebf821cf2c6 100644
--- a/components/mus/gles2/command_buffer_driver.cc
+++ b/components/mus/gles2/command_buffer_driver.cc
@@ -111,8 +111,9 @@ bool CommandBufferDriver::Initialize(
   const bool bind_generates_resource = attrib_helper.bind_generates_resource;
   scoped_refptr<gpu::gles2::ContextGroup> context_group =
       new gpu::gles2::ContextGroup(
-          gpu_state_->mailbox_manager(), new GpuMemoryTracker,
-          new gpu::gles2::ShaderTranslatorCache,
+          gpu_state_->gpu_preferences(), gpu_state_->mailbox_manager(),
+          new GpuMemoryTracker,
+          new gpu::gles2::ShaderTranslatorCache(gpu_state_->gpu_preferences()),
           new gpu::gles2::FramebufferCompletenessCache, nullptr, nullptr,
           nullptr, bind_generates_resource);