Add support for vertex and geometry shader textures

src/gpu/vk/GrVkProgramBuilder.h

Index: src/gpu/vk/GrVkProgramBuilder.h
diff --git a/src/gpu/vk/GrVkProgramBuilder.h b/src/gpu/vk/GrVkProgramBuilder.h
index 1d7bac62b99daed2e7bffedfcaf27208874ecfc6..4f02817d9d9a65f746f7039f34a6a8262e4529ba 100644
--- a/src/gpu/vk/GrVkProgramBuilder.h
+++ b/src/gpu/vk/GrVkProgramBuilder.h
@@ -45,8 +45,7 @@ public:
 private:
     GrVkProgramBuilder(GrVkGpu*, const DrawArgs&);
 
-    void emitSamplers(const GrProcessor&,
-                      GrGLSLTextureSampler::TextureSamplerArray* outSamplers) override;
+    void nameSampler(int idx, SkString* name) override { name->printf("%d", idx); }
 
     GrVkProgram* finalize(const DrawArgs& args,
                           GrPrimitiveType primitiveType,
@@ -71,4 +70,4 @@ private:
     typedef GrGLSLProgramBuilder INHERITED;
 };
 
-#endif
+#endif