Move SharedTimer implementation into sky/engine

sky/viewer/platform/platform_impl.cc

Index: sky/viewer/platform/platform_impl.cc
diff --git a/sky/viewer/platform/platform_impl.cc b/sky/viewer/platform/platform_impl.cc
index 926bdbd01c678b245f1a6bd2487317b615178e5f..dcfa4ef38ea7d715b9a8fa499328c910a70be965 100644
--- a/sky/viewer/platform/platform_impl.cc
+++ b/sky/viewer/platform/platform_impl.cc
@@ -21,15 +21,8 @@ namespace sky {
 
 PlatformImpl::PlatformImpl(mojo::ApplicationImpl* app)
     : main_loop_(base::MessageLoop::current()),
-      main_thread_task_runner_(base::MessageLoop::current()->task_runner()),
-      shared_timer_func_(NULL),
-      shared_timer_fire_time_(0.0),
-      shared_timer_fire_time_was_set_while_suspended_(false),
-      shared_timer_suspended_(0) {
+      main_thread_task_runner_(base::MessageLoop::current()->task_runner()) {
   app->ConnectToService("mojo:network_service", &network_service_);
-
-  mojo::CookieStorePtr cookie_store;
-  network_service_->GetCookieStore(GetProxy(&cookie_store));
 }
 
 PlatformImpl::~PlatformImpl() {
@@ -39,47 +32,6 @@ blink::WebString PlatformImpl::defaultLocale() {
   return blink::WebString::fromUTF8("en-US");
 }
 
-void PlatformImpl::setSharedTimerFiredFunction(void (*func)()) {
-  shared_timer_func_ = func;
-}
-
-void PlatformImpl::setSharedTimerFireInterval(
-    double interval_seconds) {
-  double now = base::TimeTicks::Now().ToInternalValue() /
-      static_cast<double>(base::Time::kMicrosecondsPerSecond);
-
-  shared_timer_fire_time_ = interval_seconds + now;
-  if (shared_timer_suspended_) {
-    shared_timer_fire_time_was_set_while_suspended_ = true;
-    return;
-  }
-
-  // By converting between double and int64 representation, we run the risk
-  // of losing precision due to rounding errors. Performing computations in
-  // microseconds reduces this risk somewhat. But there still is the potential
-  // of us computing a fire time for the timer that is shorter than what we
-  // need.
-  // As the event loop will check event deadlines prior to actually firing
-  // them, there is a risk of needlessly rescheduling events and of
-  // needlessly looping if sleep times are too short even by small amounts.
-  // This results in measurable performance degradation unless we use ceil() to
-  // always round up the sleep times.
-  int64 interval = static_cast<int64>(
-      ceil(interval_seconds * base::Time::kMillisecondsPerSecond)
-      * base::Time::kMicrosecondsPerMillisecond);
-
-  if (interval < 0)
-    interval = 0;
-
-  shared_timer_.Stop();
-  shared_timer_.Start(FROM_HERE, base::TimeDelta::FromMicroseconds(interval),
-                      this, &PlatformImpl::DoTimeout);
-}
-
-void PlatformImpl::stopSharedTimer() {
-  shared_timer_.Stop();
-}
-
 base::SingleThreadTaskRunner* PlatformImpl::mainThreadTaskRunner() {
   return main_thread_task_runner_.get();
 }