[simd.js] Single SIMD128_VALUE_TYPE for all Simd128Values.

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index 6e01bd4fea4427b135594916f8f5baf37ff2ca9b..4a00c5d84fe45c541e1cf507531a8aa7a72c882f 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -6953,10 +6953,10 @@ class Internals {
   static const int kNodeIsIndependentShift = 3;
   static const int kNodeIsPartiallyDependentShift = 4;
 
-  static const int kJSObjectType = 0xbc;
+  static const int kJSObjectType = 0xb6;
   static const int kFirstNonstringType = 0x80;
   static const int kOddballType = 0x83;
-  static const int kForeignType = 0x8d;
+  static const int kForeignType = 0x87;
 
   static const int kUndefinedOddballKind = 5;
   static const int kNullOddballKind = 3;