Refactor GL bindings so there is no global GLApi or DriverGL.

gpu/command_buffer/service/gles2_cmd_decoder.cc

Index: gpu/command_buffer/service/gles2_cmd_decoder.cc
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder.cc b/gpu/command_buffer/service/gles2_cmd_decoder.cc
index 02e464c6dfe4ad474a692504acc60328f6f59f37..8a035114f52e142bd7a88abe407e790945175b03 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder.cc
+++ b/gpu/command_buffer/service/gles2_cmd_decoder.cc
@@ -4855,6 +4855,10 @@ void GLES2DecoderImpl::Destroy(bool have_context) {
     gpu_tracer_.reset();
   }
 
+  // Destroy the surface before the context, some surface destructors make GL
+  // calls.
+  surface_ = nullptr;
+
   if (group_.get()) {
     group_->Destroy(this, have_context);
     group_ = NULL;