Remove debug printfs (no bug).

js/src/jsapi.cpp

@@ -836,9 +836,6 @@ bad:
 JS_PUBLIC_API(void)
 JS_CommenceRuntimeShutDown(JSRuntime *rt)
 {
-#ifdef DEBUG
-    fprintf(stderr, "JS_CommenceRuntimeShutDown\n");
-#endif
     rt->gcFlushCodeCaches = true;
 }
 

js/src/jstracer.cpp

@@ -2108,9 +2108,6 @@ oom:
 void
 JSTraceMonitor::flush()
 {
-#ifdef DEBUG
-        fprintf(stderr, "JSTraceMonitor::flush()\n");
-#endif
     if (fragmento) {
         fragmento->clearFrags();
         for (size_t i = 0; i < FRAGMENT_TABLE_SIZE; ++i) {
@@ -2147,9 +2144,6 @@ void
 JSTraceMonitor::mark(JSTracer* trc)
 {
     if (!trc->context->runtime->gcFlushCodeCaches) {
-#ifdef DEBUG
-        fprintf(stderr, "JSTraceMonitor::mark()\n");
-#endif
         for (size_t i = 0; i < FRAGMENT_TABLE_SIZE; ++i) {
             VMFragment* f = vmfragments[i];
             while (f) {