Mechanically rename SourceManager::getInstantiationLoc and
FullSourceLoc::getInstantiationLoc to ...::getExpansionLoc. This is part
of the API and documentation update from 'instantiation' as the term for
macros to 'expansion'.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@135914 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CIndexUSRs.cpp b/tools/libclang/CIndexUSRs.cpp
index 7026f99..464dbb0 100644
--- a/tools/libclang/CIndexUSRs.cpp
+++ b/tools/libclang/CIndexUSRs.cpp
@@ -486,7 +486,7 @@
     IgnoreResults = true;
     return true;
   }
-  L = SM.getInstantiationLoc(L);
+  L = SM.getExpansionLoc(L);
   const std::pair<FileID, unsigned> &Decomposed = SM.getDecomposedLoc(L);
   const FileEntry *FE = SM.getFileEntryForID(Decomposed.first);
   if (FE) {