diff --git a/src/gpu/GrRenderTargetContext.cpp b/src/gpu/GrRenderTargetContext.cpp
index 7920cf1..fc446bf 100644
--- a/src/gpu/GrRenderTargetContext.cpp
+++ b/src/gpu/GrRenderTargetContext.cpp
@@ -1865,10 +1865,8 @@
         fit = SkBackingFit::kApprox;
     }
 
-    SkASSERT(rtProxy->backendFormat().textureType() == GrTextureType::k2D);
-    const GrBackendFormat& format = rtProxy->backendFormat();
     sk_sp<GrSurfaceContext> sContext = fContext->contextPriv().makeDeferredSurfaceContext(
-            format, desc, origin, GrMipMapped::kNo, fit, SkBudgeted::kYes,
+            desc, origin, GrMipMapped::kNo, fit, SkBudgeted::kYes,
             sk_ref_sp(this->colorSpaceInfo().colorSpace()));
     if (!sContext) {
         SkDebugf("setupDstTexture: surfaceContext creation failed.\n");