clang-format a recent commit I made

llvm-svn: 222317
diff --git a/clang/lib/Lex/HeaderSearch.cpp b/clang/lib/Lex/HeaderSearch.cpp
index 259fbd5..6345e75 100644
--- a/clang/lib/Lex/HeaderSearch.cpp
+++ b/clang/lib/Lex/HeaderSearch.cpp
@@ -790,7 +790,7 @@
         return MSFE;
       }
 
-      LookupFileCacheInfo &CacheLookup  = LookupFileCache[Filename];
+      LookupFileCacheInfo &CacheLookup = LookupFileCache[Filename];
       CacheLookup.HitIdx = LookupFileCache[ScratchFilename].HitIdx;
       // FIXME: SuggestedModule.
       return FE;