Fix `WARNING: UNSUPPORTED: ... EXTERNAL_FORMAT_ANDROID` warnings

This is handled in GetImageFormat() in VkImage.cpp.

Bug: n/a
Test: build and boot Cuttlefish, inspect logcat
Change-Id: I6570bfb52ac6618e1817067a75e683995bc22aeb
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/62468
Presubmit-Ready: Jason Macnak <natsu@google.com>
Kokoro-Result: kokoro <noreply+kokoro@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Tested-by: Jason Macnak <natsu@google.com>
Commit-Queue: Jason Macnak <natsu@google.com>
diff --git a/src/Vulkan/libVulkan.cpp b/src/Vulkan/libVulkan.cpp
index 939b4fd..da703da 100644
--- a/src/Vulkan/libVulkan.cpp
+++ b/src/Vulkan/libVulkan.cpp
@@ -1775,6 +1775,9 @@
 			break;
 		case VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_USAGE_ANDROID:
 			break;
+		case VK_STRUCTURE_TYPE_EXTERNAL_FORMAT_ANDROID:
+			// Do nothing. Should be handled by vk::Image::Create()
+			break;
 #endif
 		case VK_STRUCTURE_TYPE_EXTERNAL_MEMORY_IMAGE_CREATE_INFO:
 			// Do nothing. Should be handled by vk::Image::Create()