layers: MR109, Fix second command buffer validation

Conflicts:
	layers/draw_state.cpp
diff --git a/layers/draw_state.h b/layers/draw_state.h
index ab0d30a..11e9c3e 100755
--- a/layers/draw_state.h
+++ b/layers/draw_state.h
@@ -502,6 +502,7 @@
     VkPipelineLayout             lastBoundPipelineLayout;
     VkRenderPassBeginInfo        activeRenderPassBeginInfo;
     VkRenderPass                 activeRenderPass;
+    VkSubpassContents            activeSubpassContents;
     uint32_t                     activeSubpass;
     VkFramebuffer                framebuffer;
     vector<VkDescriptorSet>      boundDescriptorSets; // Index is set# that given set is bound to