Promote doCmd to ChromeVoxNextE2ETest

Remove repeated declarations of doCmd in the ChromeVox testing code by
promoting it to ChromeVoxNextE2ETest.

Bug: 1127449
Change-Id: I9d15640894a7f06e8ae3f78e06b50c6173df55c6
AX-Relnotes: N/A
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2406379Reviewed-by: David Tseng <dtseng@chromium.org>
Commit-Queue: Akihiro Ota <akihiroota@chromium.org>
Cr-Commit-Position: refs/heads/master@{#806343}

chrome/browser/resources/chromeos/accessibility/chromevox/background/annotation/user_annotation_handler_test.js

@@ -52,17 +52,6 @@ ChromeVoxAnnotationTest = class extends ChromeVoxNextE2ETest {
     return mockFeedback;
   }
 
-  /**
-   * Create a function which performs the command |cmd|.
-   * @param {string} cmd
-   * @return {function(): void}
-   */
-  doCmd(cmd) {
-    return function() {
-      CommandHandler.onCommand(cmd);
-    };
-  }
-
   /**
    * Returns the start node of the current ChromeVox range.
    * @return {AutomationNode}

chrome/browser/resources/chromeos/accessibility/chromevox/background/background_test.js

@@ -34,17 +34,6 @@ ChromeVoxBackgroundTest = class extends ChromeVoxNextE2ETest {
     return mockFeedback;
   }
 
-  /**
-   * Create a function which perform the command |cmd|.
-   * @param {string} cmd
-   * @return {function() : void}
-   */
-  doCmd(cmd) {
-    return function() {
-      CommandHandler.onCommand(cmd);
-    };
-  }
-
   doGesture(gesture) {
     return () => {
       GestureCommandHandler.onAccessibilityGesture_(gesture);

chrome/browser/resources/chromeos/accessibility/chromevox/background/live_regions_test.js

@@ -31,17 +31,6 @@ ChromeVoxLiveRegionsTest = class extends ChromeVoxNextE2ETest {
     return mockFeedback;
   }
 
-  /**
-   * Create a function which performs the command |cmd|.
-   * @param {string} cmd
-   * @return {function() : void}
-   */
-  doCmd(cmd) {
-    return function() {
-      CommandHandler.onCommand(cmd);
-    };
-  }
-
   /**
    * Simulates work done when users interact using keyboard, braille, or
    * touch.

chrome/browser/resources/chromeos/accessibility/chromevox/background/locale_output_helper_test.js

@@ -56,17 +56,6 @@ ChromeVoxLocaleOutputHelperTest = class extends ChromeVoxNextE2ETest {
     return mockFeedback;
   }
 
-  /**
-   * Create a function which performs the command |cmd|.
-   * @param {string} cmd
-   * @return {function(): void}
-   */
-  doCmd(cmd) {
-    return function() {
-      CommandHandler.onCommand(cmd);
-    };
-  }
-
   /**
    * Calls mock version of chrome.tts.getVoices() to populate
    * LocaleOutputHelper's available voice list with a specific set of voices.

chrome/browser/resources/chromeos/accessibility/chromevox/background/portals_test.js

@@ -31,17 +31,6 @@ ChromeVoxPortalsTest = class extends ChromeVoxNextE2ETest {
     return true;
   }
 
-  /**
-   * Create a function which perform the command |cmd|.
-   * @param {string} cmd
-   * @return {function() : void}
-   */
-  doCmd(cmd) {
-    return function() {
-      CommandHandler.onCommand(cmd);
-    };
-  }
-
   /**
    * Waits for |portal|'s tree to be ready.
    * @param {chrome.automation.AutomationNode} portal

chrome/browser/resources/chromeos/accessibility/chromevox/background/settings_test.js

@@ -13,11 +13,7 @@ GEN_INCLUDE(['../testing/mock_feedback.js', '../testing/fake_objects.js']);
 ChromeVoxSettingsPagesTest = class extends ChromeVoxNextE2ETest {
   /** @override */
   setUp() {
-    window.doCmd = (command) => {
-      return () => {
-        CommandHandler.onCommand(command);
-      };
-    };
+    window.doCmd = this.doCmd;
   }
 
   /** @override */

chrome/browser/resources/chromeos/accessibility/chromevox/testing/chromevox_next_e2e_test_base.js

@@ -34,6 +34,17 @@ ChromeVoxNextE2ETest = class extends ChromeVoxE2ETest {
     }
   }
 
+  /**
+   * Create a function which performs the command |cmd|.
+   * @param {string} cmd
+   * @return {function(): void}
+   */
+  doCmd(cmd) {
+    return () => {
+      CommandHandler.onCommand(cmd);
+    };
+  }
+
   /**
    * Dependencies defined on a background window other than this one.
    * @type {!Array<string>}