llvm::sort(C.begin(), C.end(), ...) -> llvm::sort(C, ...)

Summary: The convenience wrapper in STLExtras is available since rL342102.

Reviewers: rsmith, #clang, dblaikie

Reviewed By: rsmith, #clang

Subscribers: mgrang, arphaman, kadircet, cfe-commits

Differential Revision: https://reviews.llvm.org/D52576

llvm-svn: 343147
diff --git a/clang/lib/AST/ItaniumMangle.cpp b/clang/lib/AST/ItaniumMangle.cpp
index b483187..e995498 100644
--- a/clang/lib/AST/ItaniumMangle.cpp
+++ b/clang/lib/AST/ItaniumMangle.cpp
@@ -323,7 +323,7 @@
                        AdditionalAbiTags->end());
       }
 
-      llvm::sort(TagList.begin(), TagList.end());
+      llvm::sort(TagList);
       TagList.erase(std::unique(TagList.begin(), TagList.end()), TagList.end());
 
       writeSortedUniqueAbiTags(Out, TagList);
@@ -339,7 +339,7 @@
     }
 
     const AbiTagList &getSortedUniqueUsedAbiTags() {
-      llvm::sort(UsedAbiTags.begin(), UsedAbiTags.end());
+      llvm::sort(UsedAbiTags);
       UsedAbiTags.erase(std::unique(UsedAbiTags.begin(), UsedAbiTags.end()),
                         UsedAbiTags.end());
       return UsedAbiTags;