[es6] Rebaseline tests of 'instanceof' error messages.

src/messages.h

Index: src/messages.h
diff --git a/src/messages.h b/src/messages.h
index 2a5748c039f975c9821fd93c316fd359d50c5846..23aab886ce34f96690b548e6fea8df424981334e 100644
--- a/src/messages.h
+++ b/src/messages.h
@@ -94,7 +94,8 @@ class CallSite {
   T(ArrayFunctionsOnSealed, "Cannot add/remove sealed array elements")         \
   T(ArrayNotSubclassable, "Subclassing Arrays is not currently supported.")    \
   T(CalledNonCallable, "% is not a function")                                  \
-  T(CalledNonCallableInstanceOf, "right-hand side is not a function")          \
+  T(CalledNonCallableInstanceOf,                                               \
+    "Right-hand side of 'instanceof' is not callable")                         \
   T(CalledOnNonObject, "% called on non-object")                               \
   T(CalledOnNullOrUndefined, "% called on null or undefined")                  \
   T(CallSiteExpectsFunction,                                                   \
@@ -147,6 +148,8 @@ class CallSite {
   T(NoAccess, "no access")                                                     \
   T(NonCoercible, "Cannot match against 'undefined' or 'null'.")               \
   T(NonExtensibleProto, "% is not extensible")                                 \
+  T(NonObjectInInstanceOfCheck,                                                \
+    "Right-hand side of 'instanceof' is not an object")                        \
   T(NonObjectPropertyLoad, "Cannot read property '%' of %")                    \
   T(NonObjectPropertyStore, "Cannot set property '%' of %")                    \
   T(NoSetterInCallback, "Cannot set property % of % which has only a getter")  \
@@ -461,7 +464,6 @@ class CallSite {
   T(UnterminatedTemplate, "Unterminated template literal")                     \
   T(UnterminatedTemplateExpr, "Missing } in template expression")              \
   T(FoundNonCallableHasInstance, "Found non-callable @@hasInstance")           \
-  T(NonObjectInInstanceOfCheck, "right-hand side is not an object")            \
   /* EvalError */                                                              \
   T(CodeGenFromStrings, "%")                                                   \
   /* URIError */                                                               \