diff --git a/js/src/shell/js.cpp b/js/src/shell/js.cpp
index e6c73056044..d71c0a5a138 100644
--- a/js/src/shell/js.cpp
+++ b/js/src/shell/js.cpp
@@ -986,22 +986,6 @@ ReadLine(JSContext *cx, uintN argc, jsval *vp)
     return JS_TRUE;
 }
 
-#ifdef JS_TRACER
-static jsval JS_FASTCALL
-Print_tn(JSContext *cx, JSString *str)
-{
-    char *bytes = JS_EncodeString(cx, str);
-    if (!bytes) {
-        cx->builtinStatus |= JSBUILTIN_ERROR;
-        return JSVAL_VOID;
-    }
-    fprintf(gOutFile, "%s\n", bytes);
-    JS_free(cx, bytes);
-    fflush(gOutFile);
-    return JSVAL_VOID;
-}
-#endif
-
 static JSBool
 Print(JSContext *cx, uintN argc, jsval *vp)
 {
@@ -1079,14 +1063,6 @@ AssertEq(JSContext *cx, uintN argc, jsval *vp)
     return JS_TRUE;
 }
 
-#ifdef JS_TRACER
-static jsval JS_FASTCALL
-AssertEq_tn(JSContext *cx, jsval v1, jsval v2)
-{
-    return (js_StrictlyEqual(cx, v1, v2)) ? JSVAL_VOID : JSVAL_ERROR_COOKIE;
-}
-#endif
-
 static JSBool
 GC(JSContext *cx, uintN argc, jsval *vp)
 {
@@ -2903,16 +2879,6 @@ out:
     return ok;
 }
 
-static int32 JS_FASTCALL
-ShapeOf_tn(JSObject *obj)
-{
-    if (!obj)
-        return 0;
-    if (!OBJ_IS_NATIVE(obj))
-        return -1;
-    return OBJ_SHAPE(obj);
-}
-
 static JSBool
 ShapeOf(JSContext *cx, uintN argc, jsval *vp)
 {
@@ -2921,7 +2887,16 @@ ShapeOf(JSContext *cx, uintN argc, jsval *vp)
         JS_ReportError(cx, "shapeOf: object expected");
         return JS_FALSE;
     }
-    return JS_NewNumberValue(cx, ShapeOf_tn(JSVAL_TO_OBJECT(v)), vp);
+    JSObject *obj = JSVAL_TO_OBJECT(v);
+    if (!obj) {
+        *vp = JSVAL_ZERO;
+        return JS_TRUE;
+    }
+    if (!OBJ_IS_NATIVE(obj)) {
+        *vp = INT_TO_JSVAL(-1);
+        return JS_TRUE;
+    }
+    return JS_NewNumberValue(cx, OBJ_SHAPE(obj), vp);
 }
 
 #ifdef JS_THREADSAFE
@@ -3463,10 +3438,6 @@ Elapsed(JSContext *cx, uintN argc, jsval *vp)
     return JS_FALSE;
 }
 
-JS_DEFINE_TRCINFO_1(AssertEq, (3, (static, JSVAL_RETRY, AssertEq_tn, CONTEXT, JSVAL, JSVAL, 0, 0)))
-JS_DEFINE_TRCINFO_1(Print, (2, (static, JSVAL_FAIL, Print_tn, CONTEXT, STRING, 0, 0)))
-JS_DEFINE_TRCINFO_1(ShapeOf, (1, (static, INT32, ShapeOf_tn, OBJECT, 0, 0)))
-
 #ifdef XP_UNIX
 
 #include <fcntl.h>
@@ -3593,10 +3564,10 @@ static JSFunctionSpec shell_functions[] = {
     JS_FS("options",        Options,        0,0,0),
     JS_FS("load",           Load,           1,0,0),
     JS_FN("readline",       ReadLine,       0,0),
-    JS_TN("print",          Print,          0,0, Print_trcinfo),
+    JS_FN("print",          Print,          0,0),
     JS_FS("help",           Help,           0,0,0),
     JS_FS("quit",           Quit,           0,0,0),
-    JS_TN("assertEq",       AssertEq,       2,0, AssertEq_trcinfo),
+    JS_FN("assertEq",       AssertEq,       2,0),
     JS_FN("gc",             GC,             0,0),
     JS_FN("gcparam",        GCParameter,    2,0),
     JS_FN("countHeap",      CountHeap,      0,0),
@@ -3632,7 +3603,7 @@ static JSFunctionSpec shell_functions[] = {
     JS_FN("getslx",         GetSLX,         1,0),
     JS_FN("toint32",        ToInt32,        1,0),
     JS_FS("evalcx",         EvalInContext,  1,0,0),
-    JS_TN("shapeOf",        ShapeOf,        1,0, ShapeOf_trcinfo),
+    JS_FN("shapeOf",        ShapeOf,        1,0),
 #ifdef MOZ_SHARK
     JS_FS("startShark",     js_StartShark,      0,0,0),
     JS_FS("stopShark",      js_StopShark,       0,0,0),