1 files changed, 7 insertions, 0 deletions
diff --git a/include/gpu/vk/GrVkBackendContext.h b/include/gpu/vk/GrVkBackendContext.h
index fe018e494f..d8006df20e 100644
--- a/include/gpu/vk/GrVkBackendContext.h
+++ b/include/gpu/vk/GrVkBackendContext.h
@@ -30,6 +30,12 @@ enum GrVkFeatureFlags {
     kSampleRateShading_GrVkFeatureFlag = 0x0004,
 };
 
+using GrVkGetProc = std::function<PFN_vkVoidFunction(
+        const char*, // function name
+        VkInstance,  // instance or VK_NULL_HANDLE
+        VkDevice     // device or VK_NULL_HANDLE
+        )>;
+
 // The BackendContext contains all of the base Vulkan objects needed by the GrVkGpu. The assumption
 // is that the client will set these up and pass them to the GrVkGpu constructor. The VkDevice
 // created must support at least one graphics queue, which is passed in as well.
@@ -49,6 +55,7 @@ struct SK_API GrVkBackendContext {
     uint32_t                   fFeatures;
     sk_sp<const GrVkInterface> fInterface;
     sk_sp<GrVkMemoryAllocator> fMemoryAllocator;
+    GrVkGetProc                fGetProc = nullptr;
 
     // This is deprecated and should be set to false. The client is responsible for managing the
     // lifetime of the VkInstance and VkDevice objects.