Fixed a typo.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65855 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index fe26090..59b6e93 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -443,7 +443,7 @@
   }
 }
 
-/// DiagnoseClassExtensionDupMethods - Check for duplicate declartation of
+/// DiagnoseClassExtensionDupMethods - Check for duplicate declaration of
 /// a class method in its extension.
 ///
 void Sema::DiagnoseClassExtensionDupMethods(ObjCCategoryDecl *CAT,