remove forcetouch support

1 files changed, 1 insertions, 64 deletions

diff --git a/components/script/dom/document.rs b/components/script/dom/document.rs
index a24382ab80a..e148b939afc 100644
--- a/components/script/dom/document.rs
+++ b/components/script/dom/document.rs
@@ -42,7 +42,6 @@ use dom::errorevent::ErrorEvent;
 use dom::event::{Event, EventBubbles, EventCancelable, EventDefault, EventStatus};
 use dom::eventtarget::EventTarget;
 use dom::focusevent::FocusEvent;
-use dom::forcetouchevent::ForceTouchEvent;
 use dom::globalscope::GlobalScope;
 use dom::hashchangeevent::HashChangeEvent;
 use dom::htmlanchorelement::HTMLAnchorElement;
@@ -112,8 +111,7 @@ use script_layout_interface::message::{Msg, NodesFromPointQueryType, ReflowGoal}
 use script_runtime::{CommonScriptMsg, ScriptThreadEventCategory};
 use script_thread::{MainThreadScriptMsg, ScriptThread};
 use script_traits::{AnimationState, DocumentActivity, MouseButton, MouseEventType};
-use script_traits::{MozBrowserEvent, MsDuration, ScriptMsg, TouchEventType, TouchId};
-use script_traits::{TouchpadPressurePhase, UntrustedNodeAddress};
+use script_traits::{MozBrowserEvent, MsDuration, ScriptMsg, TouchEventType, TouchId, UntrustedNodeAddress};
 use servo_arc::Arc;
 use servo_atoms::Atom;
 use servo_config::prefs::PREFS;
@@ -328,7 +326,6 @@ pub struct Document {
     load_event_end: Cell<u64>,
     /// <https://html.spec.whatwg.org/multipage/#concept-document-https-state>
     https_state: Cell<HttpsState>,
-    touchpad_pressure_phase: Cell<TouchpadPressurePhase>,
     /// The document's origin.
     origin: MutableOrigin,
     ///  https://w3c.github.io/webappsec-referrer-policy/#referrer-policy-states
@@ -998,65 +995,6 @@ impl Document {
         *self.last_click_info.borrow_mut() = Some((now, click_pos));
     }
 
-    #[allow(unsafe_code)]
-    pub fn handle_touchpad_pressure_event(
-        &self,
-        js_runtime: *mut JSRuntime,
-        pressure: f32,
-        phase_now: TouchpadPressurePhase,
-        node_address: Option<UntrustedNodeAddress>
-    ) {
-        let el = node_address.and_then(|address| {
-            let node = unsafe { node::from_untrusted_node_address(js_runtime, address) };
-            node.inclusive_ancestors()
-                .filter_map(DomRoot::downcast::<Element>)
-                .next()
-        });
-        let el = match el {
-            Some(el) => el,
-            None => return,
-        };
-
-        let phase_before = self.touchpad_pressure_phase.get();
-        self.touchpad_pressure_phase.set(phase_now);
-
-        if phase_before == TouchpadPressurePhase::BeforeClick &&
-           phase_now == TouchpadPressurePhase::BeforeClick {
-            return;
-        }
-
-        let node = el.upcast::<Node>();
-        let target = node.upcast();
-
-        let force = match phase_now {
-            TouchpadPressurePhase::BeforeClick => pressure,
-            TouchpadPressurePhase::AfterFirstClick => 1. + pressure,
-            TouchpadPressurePhase::AfterSecondClick => 2. + pressure,
-        };
-
-        if phase_now != TouchpadPressurePhase::BeforeClick {
-            self.fire_forcetouch_event("servomouseforcechanged".to_owned(), target, force);
-        }
-
-        if phase_before != TouchpadPressurePhase::AfterSecondClick &&
-           phase_now == TouchpadPressurePhase::AfterSecondClick {
-            self.fire_forcetouch_event("servomouseforcedown".to_owned(), target, force);
-        }
-
-        if phase_before == TouchpadPressurePhase::AfterSecondClick &&
-           phase_now != TouchpadPressurePhase::AfterSecondClick {
-            self.fire_forcetouch_event("servomouseforceup".to_owned(), target, force);
-        }
-    }
-
-    fn fire_forcetouch_event(&self, event_name: String, target: &EventTarget, force: f32) {
-        let force_event = ForceTouchEvent::new(&self.window,
-                                               DOMString::from(event_name),
-                                               force);
-        let event = force_event.upcast::<Event>();
-        event.fire(target);
-    }
-
     pub fn fire_mouse_event(&self, client_point: Point2D<f32>, target: &EventTarget, event_name: FireMouseEventType) {
         let client_x = client_point.x.to_i32().unwrap_or(0);
         let client_y = client_point.y.to_i32().unwrap_or(0);
@@ -2297,7 +2235,6 @@ impl Document {
             load_event_start: Cell::new(Default::default()),
             load_event_end: Cell::new(Default::default()),
             https_state: Cell::new(HttpsState::None),
-            touchpad_pressure_phase: Cell::new(TouchpadPressurePhase::BeforeClick),
             origin: origin,
             referrer: referrer,
             referrer_policy: Cell::new(referrer_policy),