Rename SourceLocation::getFileLocWithOffset -> getLocWithOffset.

It already works (and is useful with) macro locs as well.

llvm-svn: 140057
diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp
index aecc659..cda4d92 100644
--- a/clang/lib/Sema/SemaChecking.cpp
+++ b/clang/lib/Sema/SemaChecking.cpp
@@ -1302,7 +1302,7 @@
   SourceLocation End   = getLocationOfByte(startSpecifier + specifierLen - 1);
 
   // Advance the end SourceLocation by one due to half-open ranges.
-  End = End.getFileLocWithOffset(1);
+  End = End.getLocWithOffset(1);
 
   return CharSourceRange::getCharRange(Start, End);
 }