Bug 1590493 - remove unnecessary calls to actorHasMethod and update supports state across the panel. r=mtigley

Differential Revision: https://phabricator.services.mozilla.com/D54569

--HG--
extra : moz-landing-system : lando

devtools/client/accessibility/accessibility-startup.js

@@ -47,29 +47,12 @@ class AccessibilityStartup {
     try {
       this._walker = await this._accessibility.getWalker();
       this._supports = {};
-      // Only works with FF61+ targets
-      this._supports.enableDisable = await this.target.actorHasMethod(
-        "accessibility",
-        "enable"
-      );
+      [this._supports.simulation] = await Promise.all([
+        // Added in Firefox 70.
+        this.target.actorHasMethod("accessibility", "getSimulator"),
+      ]);
 
-      if (this._supports.enableDisable) {
-        [
-          this._supports.relations,
-          this._supports.snapshot,
-          this._supports.audit,
-          this._supports.hydration,
-          this._supports.simulation,
-        ] = await Promise.all([
-          this.target.actorHasMethod("accessible", "getRelations"),
-          this.target.actorHasMethod("accessible", "snapshot"),
-          this.target.actorHasMethod("accessible", "audit"),
-          this.target.actorHasMethod("accessible", "hydrate"),
-          this.target.actorHasMethod("accessibility", "getSimulator"),
-        ]);
-
-        await this._accessibility.bootstrap();
-      }
+      await this._accessibility.bootstrap();
 
       return true;
     } catch (e) {

devtools/client/accessibility/accessibility-view.js

@@ -17,9 +17,6 @@ const { Provider } = require("devtools/client/shared/vendor/react-redux");
 
 // Accessibility Panel
 const MainFrame = createFactory(require("./components/MainFrame"));
-const OldVersionDescription = createFactory(
-  require("./components/Description").OldVersionDescription
-);
 
 // Store
 const createStore = require("devtools/client/shared/redux/create-store");
@@ -79,12 +76,6 @@ AccessibilityView.prototype = {
     // Make sure state is reset every time accessibility panel is initialized.
     await this.store.dispatch(reset(front, supports));
     const container = document.getElementById("content");
-
-    if (!supports.enableDisable) {
-      ReactDOM.render(OldVersionDescription(), container);
-      return;
-    }
-
     const mainFrame = MainFrame({
       accessibility: front,
       accessibilityWalker: walker,
@@ -107,9 +98,9 @@ AccessibilityView.prototype = {
     window.emit(EVENTS.NEW_ACCESSIBLE_FRONT_HIGHLIGHTED);
   },
 
-  async selectNodeAccessible(walker, node, supports) {
+  async selectNodeAccessible(walker, node) {
     let accessible = await walker.getAccessibleFor(node);
-    if (accessible && supports.hydration) {
+    if (accessible) {
       await accessible.hydrate();
     }
 
@@ -124,7 +115,7 @@ AccessibilityView.prototype = {
           accessible = await walker.getAccessibleFor(child);
           // indexInParent property is only available with additional request
           // for data (hydration) about the accessible object.
-          if (accessible && supports.hydration) {
+          if (accessible) {
             await accessible.hydrate();
           }
 

devtools/client/accessibility/actions/details.js

@@ -10,17 +10,16 @@ const { UPDATE_DETAILS } = require("../constants");
  *
  * @param {Object} dom walker front
  * @param {Object} accessible front
- * @param {Object} list of supported serverside features.
  */
-exports.updateDetails = (domWalker, accessible, supports) => dispatch =>
+exports.updateDetails = (domWalker, accessible) => dispatch =>
   Promise.all([
     domWalker.getNodeFromActor(accessible.actorID, [
       "rawAccessible",
       "DOMNode",
     ]),
-    supports.relations ? accessible.getRelations() : [],
-    supports.audit ? accessible.audit() : {},
-    supports.hydration ? accessible.hydrate() : null,
+    accessible.getRelations(),
+    accessible.audit(),
+    accessible.hydrate(),
   ])
     .then(response => dispatch({ accessible, type: UPDATE_DETAILS, response }))
     .catch(error => dispatch({ accessible, type: UPDATE_DETAILS, error }));

devtools/client/accessibility/components/AccessibilityRow.js

@@ -80,10 +80,8 @@ class AccessibilityRow extends Component {
   static get propTypes() {
     return {
       ...TreeRow.propTypes,
-      hasContextMenu: PropTypes.bool.isRequired,
       dispatch: PropTypes.func.isRequired,
       scrollContentNodeIntoView: PropTypes.bool.isRequired,
-      supports: PropTypes.object,
     };
   }
 
@@ -151,14 +149,13 @@ class AccessibilityRow extends Component {
     const {
       dispatch,
       member: { object },
-      supports,
     } = this.props;
     if (!object.actorID) {
       return;
     }
 
     const domWalker = (await object.targetFront.getFront("inspector")).walker;
-    dispatch(updateDetails(domWalker, object, supports));
+    dispatch(updateDetails(domWalker, object));
     window.emit(EVENTS.NEW_ACCESSIBLE_FRONT_SELECTED, object);
   }
 
@@ -253,12 +250,6 @@ class AccessibilityRow extends Component {
   }
 
   async printToJSON() {
-    const { member, supports } = this.props;
-    if (!supports.snapshot) {
-      // Debugger server does not support Accessible actor snapshots.
-      return;
-    }
-
     if (gTelemetry) {
       gTelemetry.keyedScalarAdd(
         TELEMETRY_ACCESSIBLE_CONTEXT_MENU_ITEM_ACTIVATED,
@@ -267,7 +258,7 @@ class AccessibilityRow extends Component {
       );
     }
 
-    const snapshot = await member.object.snapshot();
+    const snapshot = await this.props.member.object.snapshot();
     openDocLink(
       `${JSON_URL_PREFIX}${encodeURIComponent(JSON.stringify(snapshot))}`
     );
@@ -282,17 +273,13 @@ class AccessibilityRow extends Component {
     }
 
     const menu = new Menu({ id: "accessibility-row-contextmenu" });
-    const { supports } = this.props;
-
-    if (supports.snapshot) {
-      menu.append(
-        new MenuItem({
-          id: "menu-printtojson",
-          label: L10N.getStr("accessibility.tree.menu.printToJSON"),
-          click: () => this.printToJSON(),
-        })
-      );
-    }
+    menu.append(
+      new MenuItem({
+        id: "menu-printtojson",
+        label: L10N.getStr("accessibility.tree.menu.printToJSON"),
+        click: () => this.printToJSON(),
+      })
+    );
 
     menu.popup(e.screenX, e.screenY, gToolbox.doc);
 
@@ -309,7 +296,7 @@ class AccessibilityRow extends Component {
     const { member } = this.props;
     const props = {
       ...this.props,
-      onContextMenu: this.props.hasContextMenu && (e => this.onContextMenu(e)),
+      onContextMenu: e => this.onContextMenu(e),
       onMouseOver: () => this.highlight(member.object),
       onMouseOut: () => this.unhighlight(member.object),
       key: `${member.path}-${member.active ? "active" : "inactive"}`,
@@ -325,9 +312,8 @@ class AccessibilityRow extends Component {
 }
 
 const mapStateToProps = ({
-  ui: { supports, [PREFS.SCROLL_INTO_VIEW]: scrollContentNodeIntoView },
+  ui: { [PREFS.SCROLL_INTO_VIEW]: scrollContentNodeIntoView },
 }) => ({
-  supports,
   scrollContentNodeIntoView,
 });
 

devtools/client/accessibility/components/AccessibilityRowValue.js

@@ -11,8 +11,6 @@ const {
 const PropTypes = require("devtools/client/shared/vendor/react-prop-types");
 const { span } = require("devtools/client/shared/vendor/react-dom-factories");
 
-const { connect } = require("devtools/client/shared/vendor/react-redux");
-
 const Badges = createFactory(require("./Badges"));
 const AuditController = createFactory(require("./AuditController"));
 
@@ -26,16 +24,10 @@ class AccessibilityRowValue extends Component {
       member: PropTypes.shape({
         object: PropTypes.object,
       }).isRequired,
-      supports: PropTypes.object.isRequired,
     };
   }
 
   render() {
-    const {
-      member,
-      supports: { audit },
-    } = this.props;
-
     return span(
       {
         role: "presentation",
@@ -45,19 +37,14 @@ class AccessibilityRowValue extends Component {
         defaultRep: Grip,
         cropLimit: 50,
       }),
-      audit &&
-        AuditController(
-          {
-            accessibleFront: member.object,
-          },
-          Badges()
-        )
+      AuditController(
+        {
+          accessibleFront: this.props.member.object,
+        },
+        Badges()
+      )
     );
   }
 }
 
-const mapStateToProps = ({ ui: { supports } }) => {
-  return { supports };
-};
-
-module.exports = connect(mapStateToProps)(AccessibilityRowValue);
+module.exports = AccessibilityRowValue;

devtools/client/accessibility/components/AccessibilityTree.js

@@ -41,7 +41,6 @@ class AccessibilityTree extends Component {
       expanded: PropTypes.object,
       selected: PropTypes.string,
       highlighted: PropTypes.object,
-      supports: PropTypes.object,
       filtered: PropTypes.bool,
     };
   }
@@ -167,21 +166,15 @@ class AccessibilityTree extends Component {
       expanded,
       selected,
       highlighted: highlightedItem,
-      supports,
       accessibilityWalker,
       filtered,
     } = this.props;
 
-    // Historically, the first context menu item is snapshot function and it is available
-    // for all accessible object.
-    const hasContextMenu = supports.snapshot;
-
     const renderRow = rowProps => {
       const { object } = rowProps.member;
       const highlighted = object === highlightedItem;
       return AccessibilityRow(
         Object.assign({}, rowProps, {
-          hasContextMenu,
           highlighted,
           decorator: {
             getRowClass: function() {
@@ -217,32 +210,29 @@ class AccessibilityTree extends Component {
 
         return true;
       },
-      onContextMenuTree:
-        hasContextMenu &&
-        function(e) {
-          // If context menu event is triggered on (or bubbled to) the TreeView, it was
-          // done via keyboard. Open context menu for currently selected row.
-          let row = this.getSelectedRow();
-          if (!row) {
-            return;
-          }
+      onContextMenuTree: function(e) {
+        // If context menu event is triggered on (or bubbled to) the TreeView, it was
+        // done via keyboard. Open context menu for currently selected row.
+        let row = this.getSelectedRow();
+        if (!row) {
+          return;
+        }
 
-          row = row.getWrappedInstance();
-          row.onContextMenu(e);
-        },
+        row = row.getWrappedInstance();
+        row.onContextMenu(e);
+      },
     });
   }
 }
 
 const mapStateToProps = ({
   accessibles,
-  ui: { expanded, selected, supports, highlighted },
+  ui: { expanded, selected, highlighted },
   audit: { filters },
 }) => ({
   accessibles,
   expanded,
   selected,
-  supports,
   highlighted,
   filtered: isFiltered(filters),
 });

devtools/client/accessibility/components/Accessible.js

@@ -112,7 +112,6 @@ class Accessible extends Component {
       labelledby: PropTypes.string.isRequired,
       parents: PropTypes.object,
       relations: PropTypes.object,
-      supports: PropTypes.object,
     };
   }
 
@@ -181,7 +180,7 @@ class Accessible extends Component {
   }
 
   async update() {
-    const { dispatch, accessibleFront, supports } = this.props;
+    const { dispatch, accessibleFront } = this.props;
     if (!accessibleFront.actorID) {
       return;
     }
@@ -189,7 +188,7 @@ class Accessible extends Component {
     const domWalker = (await accessibleFront.targetFront.getFront("inspector"))
       .walker;
 
-    dispatch(updateDetails(domWalker, accessibleFront, supports));
+    dispatch(updateDetails(domWalker, accessibleFront));
   }
 
   setExpanded(item, isExpanded) {
@@ -540,13 +539,12 @@ const makeParentMap = items => {
   return map;
 };
 
-const mapStateToProps = ({ details, ui }) => {
+const mapStateToProps = ({ details }) => {
   const {
     accessible: accessibleFront,
     DOMNode: nodeFront,
     relations,
   } = details;
-  const { supports } = ui;
   if (!accessibleFront || !nodeFront) {
     return {};
   }
@@ -556,9 +554,7 @@ const mapStateToProps = ({ details, ui }) => {
       if (key === "DOMNode") {
         props.nodeFront = nodeFront;
       } else if (key === "relations") {
-        if (supports.relations) {
-          props.relations = relations;
-        }
+        props.relations = relations;
       } else {
         props[key] = accessibleFront[key];
       }
@@ -569,7 +565,7 @@ const mapStateToProps = ({ details, ui }) => {
   );
   const parents = makeParentMap(items);
 
-  return { accessibleFront, nodeFront, items, parents, relations, supports };
+  return { accessibleFront, nodeFront, items, parents, relations };
 };
 
 module.exports = connect(mapStateToProps)(Accessible);

devtools/client/accessibility/components/Checks.js

@@ -93,10 +93,6 @@ class Checks extends Component {
 }
 
 const mapStateToProps = ({ details, ui }) => {
-  if (!ui.supports.audit) {
-    return {};
-  }
-
   const { audit } = details;
   if (!audit) {
     return {};

devtools/client/accessibility/components/Description.js

@@ -30,22 +30,6 @@ const {
   A11Y_SERVICE_ENABLED_COUNT,
 } = require("../constants");
 
-class OldVersionDescription extends Component {
-  render() {
-    return div(
-      { className: "description" },
-      p(
-        { className: "general" },
-        img({
-          src: "chrome://devtools/skin/images/accessibility.svg",
-          alt: L10N.getStr("accessibility.logo"),
-        }),
-        L10N.getStr("accessibility.description.oldVersion")
-      )
-    );
-  }
-}
-
 /**
  * Landing UI for the accessibility panel when Accessibility features are
  * deactivated.
@@ -160,4 +144,3 @@ const mapStateToProps = ({ ui }) => ({
 
 // Exports from this module
 exports.Description = connect(mapStateToProps)(Description);
-exports.OldVersionDescription = OldVersionDescription;

devtools/client/accessibility/panel.js

@@ -89,14 +89,8 @@ AccessibilityPanel.prototype = {
     this.panelWin.gToolbox = this._toolbox;
 
     await this.startup.initAccessibility();
-    if (this.supports.enableDisable) {
-      this.picker = new Picker(this);
-    }
-
-    if (this.supports.simulation) {
-      this.simulator = await this.front.getSimulator();
-    }
-
+    this.picker = new Picker(this);
+    this.simulator = await this.front.getSimulator();
     this.fluentBundles = await this.createFluentBundles();
 
     this.updateA11YServiceDurationTimer();
@@ -202,12 +196,7 @@ AccessibilityPanel.prototype = {
       );
     }
 
-    this.postContentMessage(
-      "selectNodeAccessible",
-      this.walker,
-      nodeFront,
-      this.supports
-    );
+    this.postContentMessage("selectNodeAccessible", this.walker, nodeFront);
   },
 
   highlightAccessible(accessibleFront) {

devtools/client/accessibility/reducers/ui.js

@@ -185,10 +185,8 @@ function onReset(state, { accessibility, supports }) {
     enabled,
     canBeDisabled,
     canBeEnabled,
+    supports,
   };
-  if (supports) {
-    newState.supports = supports;
-  }
 
   return newState;
 }

devtools/client/accessibility/test/mochitest/test_accessible_relations.html

@@ -43,9 +43,7 @@ window.onload = async function() {
           off: () => {},
         },
       },
-      ui: {
-        supports: {},
-      },
+      ui: { supports: {} }
     };
 
     const mockStore = createStore((state, action) =>
@@ -53,28 +51,13 @@ window.onload = async function() {
     const provider = createElement(Provider, { store: mockStore }, a);
     const accessible = ReactDOM.render(provider, window.document.body);
     ok(accessible, "Should be able to mount Accessible instances");
-
-    info("Render accessible object when relations are not supported.");
     let relationsNode = document.getElementById("/relations");
-    ok(!relationsNode, "Relations are not rendered when not supported.");
-
-    info("Render accessible object when relations are supported but are empty.");
-    let state = {
-      ...mockState,
-      ui: {
-        supports: {
-          relations: true,
-        },
-      },
-    };
-    await mockStore.dispatch({ type: "update", ...state });
-    relationsNode = document.getElementById("/relations");
     ok(relationsNode, "Relations are rendered when supported.");
     let arrow = relationsNode.querySelector(".arrow.theme-twisty");
     is(arrow.style.visibility, "hidden", "Relations are empty.");
 
     info("Render accessible object with relations.");
-    state = {
+    const state = {
       details: {
         ...mockState.details,
         relations: {
@@ -86,11 +69,6 @@ window.onload = async function() {
           },
         },
       },
-      ui: {
-        supports: {
-          relations: true,
-        },
-      },
     };
     await mockStore.dispatch({ type: "update", ...state });
     relationsNode = document.getElementById("/relations");

devtools/client/accessibility/test/mochitest/test_accessible_row_context_menu.html

@@ -90,25 +90,16 @@ window.onload = async function() {
       hasContextMenu: true,
     };
 
-    const mockProps = {
-      ...defaultProps,
-      hasContextMenu: null,
-    };
-
     const auditState = { audit: { filters: { [FILTERS.CONTRAST]: false }}};
 
     const defaultState = {
-      ui: { supports: { snapshot: true }},
-      ...auditState,
-    };
-    const mockState = {
-      ui: { supports: {}},
+      ui: { supports: {} },
       ...auditState,
     };
 
     info("Check contextmenu default behaviour.");
     renderAccessibilityRow(defaultProps, defaultState);
-    let row = document.getElementById(ROW_ID);
+    const row = document.getElementById(ROW_ID);
 
     info("Get topmost document where the context meny will be rendered");
     const menuDoc = document.defaultView.windowRoot.ownerGlobal.document;
@@ -144,23 +135,6 @@ window.onload = async function() {
       browserWindow.openWebLinkIn = defaultOpenWebLinkIn;
       menu.remove();
     });
-
-    info("Check accessibility row when context menu is not supported.");
-    renderAccessibilityRow(defaultProps, mockState);
-    row = document.getElementById(ROW_ID);
-
-    info("Check contextmenu listener is not called when context menu is not supported.");
-    Simulate.contextMenu(row);
-    let menu = menuDoc.getElementById("accessibility-row-contextmenu");
-    ok(!menu, "contextmenu event handler was never called.");
-
-    info("Check accessibility row when no context menu is available.");
-    renderAccessibilityRow(mockProps, defaultState);
-    row = document.getElementById(ROW_ID);
-
-    Simulate.contextMenu(row);
-    menu = menuDoc.getElementById("accessibility-row-contextmenu");
-    ok(!menu, "contextmenu event handler was never called.");
   } catch (e) {
     ok(false, "Got an error: " + DevToolsUtils.safeErrorString(e));
   } finally {

devtools/client/accessibility/test/node/components/__snapshots__/accessibility-row-value.test.js.snap

@@ -1,5 +1,3 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AccessibilityRowValue component: audit not supported 1`] = `"<span role=\\"presentation\\"><span class=\\"objectBox objectBox-undefined\\">undefined</span></span>"`;
-
 exports[`AccessibilityRowValue component: basic render 1`] = `"<span role=\\"presentation\\"><span class=\\"objectBox objectBox-undefined\\">undefined</span></span>"`;

devtools/client/accessibility/test/node/components/accessibility-row-value.test.js

@@ -21,40 +21,13 @@ const {
 } = require("devtools/client/shared/components/reps/reps");
 const AuditController = require("devtools/client/accessibility/components/AuditController");
 
-const ConnectedAccessibilityRowValueClass = require("devtools/client/accessibility/components/AccessibilityRowValue");
-const AccessibilityRowValueClass =
-  ConnectedAccessibilityRowValueClass.WrappedComponent;
-const AccessibilityRowValue = createFactory(
-  ConnectedAccessibilityRowValueClass
-);
+const AccessibilityRowValueClass = require("devtools/client/accessibility/components/AccessibilityRowValue");
+const AccessibilityRowValue = createFactory(AccessibilityRowValueClass);
 
 describe("AccessibilityRowValue component:", () => {
-  it("audit not supported", () => {
-    const store = setupStore({
-      preloadedState: { ui: { supports: {} } },
-    });
-    const wrapper = mount(
-      Provider(
-        { store },
-        AccessibilityRowValue({
-          member: { object: mockAccessible() },
-        })
-      )
-    );
-
-    expect(wrapper.html()).toMatchSnapshot();
-    const rowValue = wrapper.find(AccessibilityRowValueClass);
-    expect(rowValue.children().length).toBe(1);
-    const container = rowValue.childAt(0);
-    expect(container.type()).toBe("span");
-    expect(container.prop("role")).toBe("presentation");
-    expect(container.children().length).toBe(1);
-    expect(container.childAt(0).type()).toBe(Rep);
-  });
-
   it("basic render", () => {
     const store = setupStore({
-      preloadedState: { ui: { supports: { audit: true } } },
+      preloadedState: { ui: { supports: {} } },
     });
     const wrapper = mount(
       Provider(