revert my patch for rdar://7520940 that warns when a published header
is #included with "foo.h" style syntax instead of framework syntax.
It produced too much noise.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@94120 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp
index 3792782..13aeb88 100644
--- a/lib/Lex/PPMacroExpansion.cpp
+++ b/lib/Lex/PPMacroExpansion.cpp
@@ -567,9 +567,7 @@
 
   // Search include directories.
   const DirectoryLookup *CurDir;
-  const FileEntry *File = PP.LookupFile(Filename,
-                                        SourceLocation(),// produce no warnings.
-                                        isAngled, LookupFrom, CurDir);
+  const FileEntry *File = PP.LookupFile(Filename, isAngled, LookupFrom, CurDir);
 
   // Get the result value.  Result = true means the file exists.
   Result = File != 0;