Fix vulkan image sampling

src/gpu/vk/GrVkGpuCommandBuffer.cpp

Index: src/gpu/vk/GrVkGpuCommandBuffer.cpp
diff --git a/src/gpu/vk/GrVkGpuCommandBuffer.cpp b/src/gpu/vk/GrVkGpuCommandBuffer.cpp
index 6c966b5fa941144b13f247c752bb089933b97764..2eb16712692b3dddf53454e0d1b01c09e188ea19 100644
--- a/src/gpu/vk/GrVkGpuCommandBuffer.cpp
+++ b/src/gpu/vk/GrVkGpuCommandBuffer.cpp
@@ -371,6 +371,12 @@ void GrVkGpuCommandBuffer::onDraw(const GrPipeline& pipeline,
     const GrVkRenderPass* renderPass = vkRT->simpleRenderPass();
     SkASSERT(renderPass);
 
+    append_sampled_images(primProc, fGpu, &fSampledImages);
+    for (int i = 0; i < pipeline.numFragmentProcessors(); ++i) {
+        append_sampled_images(pipeline.getFragmentProcessor(i), fGpu, &fSampledImages);
+    }
+    append_sampled_images(pipeline.getXferProcessor(), fGpu, &fSampledImages);
+
     GrPrimitiveType primitiveType = meshes[0].primitiveType();
     sk_sp<GrVkPipelineState> pipelineState = this->prepareDrawState(pipeline,
                                                                     primProc,
@@ -380,12 +386,6 @@ void GrVkGpuCommandBuffer::onDraw(const GrPipeline& pipeline,
         return;
     }
 
-    append_sampled_images(primProc, fGpu, &fSampledImages);
-    for (int i = 0; i < pipeline.numFragmentProcessors(); ++i) {
-        append_sampled_images(pipeline.getFragmentProcessor(i), fGpu, &fSampledImages);
-    }
-    append_sampled_images(pipeline.getXferProcessor(), fGpu, &fSampledImages);
-
     for (int i = 0; i < meshCount; ++i) {
         const GrMesh& mesh = meshes[i];
         GrMesh::Iterator iter;