Fix vulkan layer callback bug

src/gpu/vk/GrVkGpu.cpp

Index: src/gpu/vk/GrVkGpu.cpp
diff --git a/src/gpu/vk/GrVkGpu.cpp b/src/gpu/vk/GrVkGpu.cpp
index e35a814b031a1cb7067b0a481edafb33613bf31b..e1e99ed0209b7be99cba0930fc73cb8d866a64ae 100644
--- a/src/gpu/vk/GrVkGpu.cpp
+++ b/src/gpu/vk/GrVkGpu.cpp
@@ -95,7 +95,7 @@ GrVkGpu::GrVkGpu(GrContext* context, const GrContextOptions& options,
         callbackCreateInfo.sType = VK_STRUCTURE_TYPE_DEBUG_REPORT_CREATE_INFO_EXT;
         callbackCreateInfo.pNext = nullptr;
         callbackCreateInfo.flags = VK_DEBUG_REPORT_ERROR_BIT_EXT |
-                                   VK_DEBUG_REPORT_WARNING_BIT_EXT;// |
+                                   VK_DEBUG_REPORT_WARNING_BIT_EXT |
                                    //VK_DEBUG_REPORT_INFORMATION_BIT_EXT |
                                    //VK_DEBUG_REPORT_DEBUG_BIT_EXT |
                                    VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT;