Make RUNTIME_ASSERT have more useful output in debug mode

src/messages.h

Index: src/messages.h
diff --git a/src/messages.h b/src/messages.h
index 1e4b679acd985063fb89437f2d5fdde90edc3d5c..8064b54d8233298018a0979ca3a8ea0b88bf36af 100644
--- a/src/messages.h
+++ b/src/messages.h
@@ -387,7 +387,6 @@ class CallSite {
     "% loop variable declaration may not have an initializer.")                \
   T(ForInOfLoopMultiBindings,                                                  \
     "Invalid left-hand side in % loop: Must have a single binding.")           \
-  T(IllegalAccess, "Illegal access")                                           \
   T(IllegalBreak, "Illegal break statement")                                   \
   T(IllegalContinue, "Illegal continue statement")                             \
   T(IllegalLanguageModeDirective,                                              \
@@ -429,6 +428,7 @@ class CallSite {
     "Setter function argument must not be a rest parameter")                   \
   T(ParamDupe, "Duplicate parameter name not allowed in this context")         \
   T(ParenthesisInArgString, "Function arg string contains parenthesis")        \
+  T(RuntimeWrongNumArgs, "Runtime function given wrong number of arguments")   \
   T(SingleFunctionLiteral, "Single function literal required")                 \
   T(SloppyLexical,                                                             \
     "Block-scoped declarations (let, const, function, class) not yet "         \