cc: Get rid of LayerTreeHost::output_surface_lost_ state.

blimp/client/app/compositor/browser_compositor.cc

Index: blimp/client/app/compositor/browser_compositor.cc
diff --git a/blimp/client/app/compositor/browser_compositor.cc b/blimp/client/app/compositor/browser_compositor.cc
index 280b2cf3c504181326663a136e2b05b282227c7c..955968f917f399718d0d3e97c88d4844331686f1 100644
--- a/blimp/client/app/compositor/browser_compositor.cc
+++ b/blimp/client/app/compositor/browser_compositor.cc
@@ -142,9 +142,7 @@ void BrowserCompositor::SetAcceleratedWidget(gfx::AcceleratedWidget widget) {
     // We are always visible if we have a widget.
     DCHECK(host_->visible());
     host_->SetVisible(false);
-    if (!host_->output_surface_lost()) {
-      host_->ReleaseOutputSurface();
-    }
+    host_->ReleaseOutputSurface();
     display_.reset();
   }