rename "virtual location" of a macro to "instantiation location".


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62315 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/InternalsManual.html b/docs/InternalsManual.html
index 3e41d90..2fcadb7 100644
--- a/docs/InternalsManual.html
+++ b/docs/InternalsManual.html
@@ -437,7 +437,7 @@
 
 <p>In practice, the SourceLocation works together with the SourceManager class
 to encode two pieces of information about a location: it's spelling location
-and it's virtual location.  For most tokens, these will be the same.  However,
+and it's instantiation location.  For most tokens, these will be the same.  However,
 for a macro expansion (or tokens that came from a _Pragma directive) these will
 describe the location of the characters corresponding to the token and the
 location where the token was used (i.e. the macro instantiation point or the