Refactor templated type type name

Delete duplicated templated of element structure.

Test: mma
Change-Id: I72e344a648e44a2804d8d3a776cda0c143bcd140
diff --git a/VectorType.cpp b/VectorType.cpp
index aa50fae..524be55 100644
--- a/VectorType.cpp
+++ b/VectorType.cpp
@@ -27,8 +27,8 @@
 
 VectorType::VectorType(Scope* parent) : TemplatedType(parent) {}
 
-std::string VectorType::typeName() const {
-    return "vector of " + mElementType->typeName();
+std::string VectorType::templatedTypeName() const {
+    return "vector";
 }
 
 bool VectorType::isCompatibleElementType(const Type* elementType) const {