Improve clarity/consistency of a few UsingDecl methods and related helpers.
No functionality change.

In Sema helper functions:
 * renamed isTypeName as HasTypenameKeyword
In UsingDecl:
 * renamed get/setUsingLocation to get/setUsingLoc
 * renamed is/setTypeName as has/setTypename



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@186816 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Serialization/ASTWriterDecl.cpp b/lib/Serialization/ASTWriterDecl.cpp
index dee9caf..87398e9 100644
--- a/lib/Serialization/ASTWriterDecl.cpp
+++ b/lib/Serialization/ASTWriterDecl.cpp
@@ -909,11 +909,11 @@
 
 void ASTDeclWriter::VisitUsingDecl(UsingDecl *D) {
   VisitNamedDecl(D);
-  Writer.AddSourceLocation(D->getUsingLocation(), Record);
+  Writer.AddSourceLocation(D->getUsingLoc(), Record);
   Writer.AddNestedNameSpecifierLoc(D->getQualifierLoc(), Record);
   Writer.AddDeclarationNameLoc(D->DNLoc, D->getDeclName(), Record);
   Writer.AddDeclRef(D->FirstUsingShadow.getPointer(), Record);
-  Record.push_back(D->isTypeName());
+  Record.push_back(D->hasTypename());
   Writer.AddDeclRef(Context.getInstantiatedFromUsingDecl(D), Record);
   Code = serialization::DECL_USING;
 }