Cleans up events to just the parts we're actually using

services/native_viewport/platform_viewport_headless.cc

Index: services/native_viewport/platform_viewport_headless.cc
diff --git a/services/native_viewport/platform_viewport_headless.cc b/services/native_viewport/platform_viewport_headless.cc
index fbcb0f94688ee821375047eb151a50aff6be40a7..1f77ba1c82b8a7311606dc7ef0472f7ddad31359 100644
--- a/services/native_viewport/platform_viewport_headless.cc
+++ b/services/native_viewport/platform_viewport_headless.cc
@@ -39,12 +39,6 @@ void PlatformViewportHeadless::SetBounds(const gfx::Rect& bounds) {
   delegate_->OnMetricsChanged(metrics_->Clone());
 }
 
-void PlatformViewportHeadless::SetCapture() {
-}
-
-void PlatformViewportHeadless::ReleaseCapture() {
-}
-
 // static
 scoped_ptr<PlatformViewport> PlatformViewportHeadless::Create(
     Delegate* delegate) {