Constify methods.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@76939 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Index/Entity.cpp b/lib/Index/Entity.cpp
index 25061e6..85b4f2e 100644
--- a/lib/Index/Entity.cpp
+++ b/lib/Index/Entity.cpp
@@ -145,7 +145,7 @@
Entity::Entity(Decl *D) : Val(D->getCanonicalDecl()) { }
/// \brief Find the Decl that can be referred to by this entity.
-Decl *Entity::getDecl(ASTContext &AST) {
+Decl *Entity::getDecl(ASTContext &AST) const {
if (isInvalid())
return 0;