[a11y] Presubmit ban disruptive a11y announcements

Ban announceForAccessibility and TYPE_ANNOUNCEMENT, deprecated in
Baklava (Android 16).

Fixed: 376759129
Test: PRESUBMIT_test.py
Change-Id: I55b9e8f77d5ec4cb865da94f230a3c57d4bcf4e8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6301847
Commit-Queue: Jenna Himawan <jhimawan@google.com>
Reviewed-by: Nico Weber <thakis@chromium.org>
Reviewed-by: Lijin Shen <lazzzis@google.com>
Cr-Commit-Position: refs/heads/main@{#1424803}

PRESUBMIT.py

@@ -290,6 +290,15 @@ _BANNED_JAVA_FUNCTIONS : Sequence[BanRule] = (
         'base/test/android/javatests/src/org/chromium/base/test/util/HistogramWatcher.java',
       ),
     ),
+    BanRule(
+        r'/((announceForAccessibility\()|TYPE_ANNOUNCEMENT)',
+        ('Android 16 deprecates accessibility announcements, characterized by '
+         'the use of announceForAccessibility or the dispatch of '
+         'TYPE_ANNOUNCEMENT accessibility events. See '
+         'https://developer.android.com/about/versions/16/behavior-changes-all#disruptive-a11y'
+         ' for more details and suggested replacements.', ),
+        False,
+    ),
 )
 
 _BANNED_JAVASCRIPT_FUNCTIONS : Sequence [BanRule] = (

PRESUBMIT_test.py

@@ -2966,6 +2966,12 @@ class BannedTypeCheckTest(unittest.TestCase):
                      ['ResourcesCompat.getDrawable();']),
             MockFile('some/java/problematic/getdrawable2.java',
                      ['getResources().getDrawable();']),
+            MockFile('some/java/problematic/announceForAccessibility.java',
+                     ['view.announceForAccessibility(accessibilityText);']),
+            MockFile(
+                'some/java/problematic/accessibilityTypeAnnouncement.java', [
+                    'accessibilityEvent.setEventType(AccessibilityEvent.TYPE_ANNOUNCEMENT);'
+                ]),
         ]
 
         errors = PRESUBMIT.CheckNoBannedFunctions(input_api, MockOutputApi())
@@ -2990,6 +2996,12 @@ class BannedTypeCheckTest(unittest.TestCase):
             'some/java/problematic/getdrawable1.java' in errors[0].message)
         self.assertTrue(
             'some/java/problematic/getdrawable2.java' in errors[0].message)
+        self.assertTrue('some/java/problematic/announceForAccessibility.java'
+                        in errors[0].message)
+        self.assertTrue(
+            'some/java/problematic/accessibilityTypeAnnouncement.java' in
+            errors[0].message)
+
 
     def testBannedCppFunctions(self):
         input_api = MockInputApi()