Enable creating protected vulkan backend

This CL allows user to indicate that they have a protected content in
GrVkBackendContext creation which results in protected CommandPool and Queue
usage.

Bug: skia:9016
Change-Id: I6a478d688b6988c2c5e5e98f18f58fb21f9d26ae
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/210067
Commit-Queue: Greg Daniel <egdaniel@google.com>
Auto-Submit: Emircan Uysaler <emircan@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
diff --git a/gm/wacky_yuv_formats.cpp b/gm/wacky_yuv_formats.cpp
index 45a1e9e..b69ae1c 100644
--- a/gm/wacky_yuv_formats.cpp
+++ b/gm/wacky_yuv_formats.cpp
@@ -1072,7 +1072,7 @@
 
         tex = gpu->createBackendTexture(bm.width(), bm.height(), format,
                                         GrMipMapped::kNo, GrRenderable::kNo,
-                                        pixels, 0, nullptr);
+                                        pixels, 0, nullptr, GrProtected::kNo);
     } else {
         tex = context->priv().createBackendTexture(&bm.pixmap(), 1, GrRenderable::kNo);
     }