[GPU] Remove unused FinalizeTrace

src/xenia/gpu/vulkan/vulkan_command_processor.cc

@@ -1333,8 +1333,6 @@ bool VulkanCommandProcessor::IssueCopy() {
 
 void VulkanCommandProcessor::InitializeTrace() {}
 
-void VulkanCommandProcessor::FinalizeTrace() {}
-
 }  // namespace vulkan
 }  // namespace gpu
 }  // namespace xe

src/xenia/gpu/vulkan/vulkan_command_processor.h

@@ -98,7 +98,6 @@ class VulkanCommandProcessor : public CommandProcessor {
   bool IssueCopy() override;
 
   void InitializeTrace() override;
-  void FinalizeTrace() override;
 
   xe::ui::vulkan::VulkanDevice* device_ = nullptr;