Move TrapReason messages over to messages.h

src/messages.h

Index: src/messages.h
diff --git a/src/messages.h b/src/messages.h
index a903b9f4f3d0c19d5bc1af90211802ab000147b3..249e74218a6cb66cc74ccb49f9623550efb7e976 100644
--- a/src/messages.h
+++ b/src/messages.h
@@ -83,6 +83,14 @@ class CallSite {
   T(Unsupported, "Not supported")                                              \
   T(WrongServiceType, "Internal error, wrong service type: %")                 \
   T(WrongValueType, "Internal error. Wrong value type.")                       \
+  T(WasmTrapUnreachable, "unreachable")                                        \
+  T(WasmTrapMemOutOfBounds, "memory access out of bounds")                     \
+  T(WasmTrapDivByZero, "divide by zero")                                       \
+  T(WasmTrapDivUnrepresentable, "divide result unrepresentable")               \
+  T(WasmTrapRemByZero, "remainder by zero")                                    \
+  T(WasmTrapFloatUnrepresentable, "integer result unrepresentable")            \
+  T(WasmTrapFuncInvalid, "invalid function")                                   \
+  T(WasmTrapFuncSigMismatch, "function signature mismatch")                    \
   /* TypeError */                                                              \
   T(ApplyNonFunction,                                                          \
     "Function.prototype.apply was called on %, which is a % and not a "        \