[FIX] bind lifecycle callbacks to component

Before this commit, some of the callbacks were bound to the component
and some were not.
This commit makes all the callbacks bind to the component.

tests/components/lifecycle.test.ts

@@ -5,10 +5,13 @@ import {
   onPatched,
   onWillUpdateProps,
   onWillRender,
+  onWillDestroy,
+  onRendered,
 } from "../../src/component/lifecycle_hooks";
 import { status } from "../../src/component/status";
 import {
   elem,
+  logStep,
   makeDeferred,
   makeTestFixture,
   nextTick,
@@ -1196,4 +1199,58 @@ describe("lifecycle hooks", () => {
     expect(["Parent:willPatch", "Parent:patched"]).toBeLogged();
     expect(fixture.innerHTML).toBe("<span>Patched</span>");
   });
+
+  test("lifecycle callbacks are bound to component", async () => {
+    expect.assertions(14);
+    let instance: any;
+
+    class Test extends Component {
+      static template = xml`<t t-esc="props.rev" />`;
+      setup() {
+        instance = this;
+        onWillStart(this.logger("onWillStart"));
+        onMounted(this.logger("onMounted"));
+        onWillUpdateProps(this.logger("onWillUpdateProps"));
+        onWillPatch(this.logger("onWillPatch"));
+        onPatched(this.logger("onPatched"));
+        onWillUnmount(this.logger("onWillUnmount"));
+        onWillDestroy(this.logger("onWillDestroy"));
+        onWillRender(this.logger("onWillRender"));
+        onRendered(this.logger("onRendered"));
+      }
+      logger(hookName: string) {
+        return function (this: Test) {
+          logStep(hookName);
+          expect(this === instance).toBe(true);
+        };
+      }
+    }
+
+    class Parent extends Component {
+      static template = xml`<Test rev="rev" />`;
+      static components = { Test };
+      rev = 0;
+    }
+
+    const app = new App(Parent);
+    const comp = await app.mount(fixture);
+    comp.rev++;
+    comp.render();
+    await nextTick();
+    app.destroy();
+
+    expect([
+      "onWillStart",
+      "onWillRender",
+      "onRendered",
+      "onMounted",
+      "onWillUpdateProps",
+      "onWillRender",
+      "onRendered",
+      "onWillPatch",
+      "onPatched",
+      "onWillUnmount",
+      "onWillDestroy",
+    ]).toBeLogged();
+  });
 });