Merge V8 5.3.332.45.  DO NOT MERGE

Test: Manual

FPIIM-449

Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/test/unittests/compiler/graph-unittest.h b/test/unittests/compiler/graph-unittest.h
index 31bae6d..d4248e4 100644
--- a/test/unittests/compiler/graph-unittest.h
+++ b/test/unittests/compiler/graph-unittest.h
@@ -48,6 +48,9 @@
 
   Node* EmptyFrameState();
 
+  Matcher<Node*> IsBooleanConstant(bool value) {
+    return value ? IsTrueConstant() : IsFalseConstant();
+  }
   Matcher<Node*> IsFalseConstant();
   Matcher<Node*> IsTrueConstant();
   Matcher<Node*> IsUndefinedConstant();