Merge V8 5.3.332.45.

Test: Manual

Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
diff --git a/src/ic/handler-compiler.h b/src/ic/handler-compiler.h
index e34cd68..a571f4f 100644
--- a/src/ic/handler-compiler.h
+++ b/src/ic/handler-compiler.h
@@ -205,8 +205,7 @@
                                                         Register prototype,
                                                         Label* miss);
 
-
-  Register scratch4() { return registers_[5]; }
+  Register scratch3() { return registers_[4]; }
 };