Per discussion in http://lists.cs.uiuc.edu/pipermail/cfe-commits/Week-of-Mon-20120917/064551.html
have PPCallbacks::InclusionDirective pass the character range for the filename quotes or brackets.

rdar://11113134 & http://llvm.org/PR13880

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@164743 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Rewrite/Frontend/InclusionRewriter.cpp b/lib/Rewrite/Frontend/InclusionRewriter.cpp
index 1929d72..9c3c43b 100644
--- a/lib/Rewrite/Frontend/InclusionRewriter.cpp
+++ b/lib/Rewrite/Frontend/InclusionRewriter.cpp
@@ -57,8 +57,8 @@
                                   const Token &IncludeTok,
                                   StringRef FileName,
                                   bool IsAngled,
+                                  CharSourceRange FilenameRange,
                                   const FileEntry *File,
-                                  SourceLocation EndLoc,
                                   StringRef SearchPath,
                                   StringRef RelativePath);
   void WriteLineInfo(const char *Filename, int Line,
@@ -152,8 +152,8 @@
                                            const Token &/*IncludeTok*/,
                                            StringRef /*FileName*/,
                                            bool /*IsAngled*/,
+                                           CharSourceRange /*FilenameRange*/,
                                            const FileEntry * /*File*/,
-                                           SourceLocation /*EndLoc*/,
                                            StringRef /*SearchPath*/,
                                            StringRef /*RelativePath*/) {
   assert(LastInsertedFileChange == FileChanges.end() && "Another inclusion "