Mark when effects and programs have vertex code

src/gpu/GrEffect.cpp

Index: src/gpu/GrEffect.cpp
diff --git a/src/gpu/GrEffect.cpp b/src/gpu/GrEffect.cpp
index dc83f7b7cbbd3e52d782d5b19fe8d06e579df7e9..53dabb619c063e30dbf842c8d9df6e22ed7f03c6 100644
--- a/src/gpu/GrEffect.cpp
+++ b/src/gpu/GrEffect.cpp
@@ -90,11 +90,6 @@ void GrEffect::addTextureAccess(const GrTextureAccess* access) {
     fTextureAccesses.push_back(access);
 }
 
-void GrEffect::addVertexAttrib(GrSLType type) {
-    SkASSERT(fVertexAttribTypes.count() < kMaxVertexAttribs);
-    fVertexAttribTypes.push_back(type);
-}
-
 void* GrEffect::operator new(size_t size) {
     return GrEffect_Globals::GetTLS()->allocate(size);
 }