Fix typos found by http://github.com/lyda/misspell-check

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157885 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/Local.cpp b/lib/Transforms/Utils/Local.cpp
index 3c6793f..b08f8e2 100644
--- a/lib/Transforms/Utils/Local.cpp
+++ b/lib/Transforms/Utils/Local.cpp
@@ -706,7 +706,7 @@
         CollisionMap[PN] = Old;
         break;
       }
-      // Procede to the next PHI in the list.
+      // Proceed to the next PHI in the list.
       OtherPN = I->second;
     }
   }