use select() so we can wait for XEvents or our timer

src/views/unix/skia_unix.cpp

Index: src/views/unix/skia_unix.cpp
diff --git a/src/views/unix/skia_unix.cpp b/src/views/unix/skia_unix.cpp
index 108e9ac20688e05ccdfe278990b0ba4d50d2f0b5..d77a8161fbd8b59d787f08ad94ac44cc9cf491b0 100644
--- a/src/views/unix/skia_unix.cpp
+++ b/src/views/unix/skia_unix.cpp
@@ -18,14 +18,7 @@
 
 SkOSWindow* gWindow;
 
-static void catch_alarm(int sig)
-{
-    SkEvent::ServiceQueueTimer();
-}
-
 int main(int argc, char** argv){
-    signal(SIGALRM, catch_alarm);
-
     gWindow = create_sk_window(NULL, argc, argv);
 
     // drain any events that occurred before gWindow was assigned.
@@ -43,20 +36,4 @@ int main(int argc, char** argv){
 
 // SkEvent handlers
 
-void SkEvent::SignalNonEmptyQueue()
-{
-    if (gWindow) {
-        gWindow->post_linuxevent();
-    }
-}
-
-void SkEvent::SignalQueueTimer(SkMSec delay)
-{
-    itimerval newTimer;
-    newTimer.it_interval.tv_sec = 0;
-    newTimer.it_interval.tv_usec = 0;
-    newTimer.it_value.tv_sec = 0;
-    newTimer.it_value.tv_usec = delay * 1000;
 
-    setitimer(ITIMER_REAL, &newTimer, NULL);
-}