a11y: Export search role from Clank

This CL should have no effect on its own, but it allows TalkBack
and other ATs to distinguish search elements.

Bug: 414666411
Change-Id: Ib57ed98cdb258d9c4a23617123ef0256bba280a3
AX-Relnotes: n/a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6505784
Commit-Queue: Camden Bickel <cambickel@google.com>
Reviewed-by: David Tseng <dtseng@chromium.org>
Reviewed-by: Mark Schillaci <mschillaci@google.com>
Cr-Commit-Position: refs/heads/main@{#1455071}

content/test/data/accessibility/aria/aria-search-expected-android-external.txt

@@ -1,2 +1,2 @@
 WebView focusable focused actions:[CLEAR_FOCUS, AX_FOCUS] bundle:[chromeRole="rootWebArea"]
-++View text:"ARIA role search." actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="search", roleDescription="search"]
+++SearchView text:"ARIA role search." actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="search", roleDescription="search"]

content/test/data/accessibility/aria/aria-search-expected-android.txt

@@ -1,2 +1,2 @@
 android.webkit.WebView focusable focused
-++android.view.View role_description='search' interesting name='ARIA role search.'
+++android.widget.SearchView role_description='search' interesting name='ARIA role search.'

content/test/data/accessibility/html/landmark-expected-android-external.txt

@@ -13,7 +13,7 @@ WebView focusable focused actions:[CLEAR_FOCUS, AX_FOCUS] bundle:[chromeRole="ro
 ++View text:"This is an ARIA form landmark." containerTitle:"Named form" actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="form"]
 ++View text:"This is an ARIA main landmark." actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="main", roleDescription="main"]
 ++NavigationView text:"This is an ARIA navigation landmark." actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="navigation", roleDescription="navigation"]
-++View text:"This is an ARIA search landmark." actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="search", roleDescription="search"]
+++SearchView text:"This is an ARIA search landmark." actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="search", roleDescription="search"]
 ++View actions:[AX_FOCUS] bundle:[chromeRole="article", roleDescription="article"]
 ++++View text:"This should NOT banner role." actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="sectionHeader"]
 ++View actions:[AX_FOCUS] bundle:[chromeRole="complementary", roleDescription="complementary"]

content/test/data/accessibility/html/landmark-expected-android.txt

@@ -13,7 +13,7 @@ android.webkit.WebView focusable focused
 ++android.view.View interesting name='This is an ARIA form landmark.' container_title='Named form'
 ++android.view.View role_description='main' interesting name='This is an ARIA main landmark.'
 ++com.google.android.material.navigation.NavigationView role_description='navigation' interesting name='This is an ARIA navigation landmark.'
-++android.view.View role_description='search' interesting name='This is an ARIA search landmark.'
+++android.widget.SearchView role_description='search' interesting name='This is an ARIA search landmark.'
 ++android.view.View role_description='article'
 ++++android.view.View interesting name='This should NOT banner role.'
 ++android.view.View role_description='complementary'

content/test/data/accessibility/html/search-expected-android-external.txt

@@ -1,4 +1,4 @@
 WebView focusable focused actions:[CLEAR_FOCUS, AX_FOCUS] bundle:[chromeRole="rootWebArea"]
-++View actions:[AX_FOCUS] bundle:[chromeRole="search", roleDescription="search"]
+++SearchView actions:[AX_FOCUS] bundle:[chromeRole="search", roleDescription="search"]
 ++++View text:"Search element." actions:[AX_FOCUS, NEXT, PREVIOUS] bundle:[chromeRole="labelText"]
 ++++EditText clickable editable focusable inputType:1 textSelectionStart:0 textSelectionEnd:0 actions:[FOCUS, CLICK, AX_FOCUS, PASTE, SET_TEXT, IME_ENTER] bundle:[chromeRole="searchBox", clickableScore="300", roleDescription="search text field"]

content/test/data/accessibility/html/search-expected-android.txt

@@ -1,4 +1,4 @@
 android.webkit.WebView focusable focused
-++android.view.View role_description='search'
+++android.widget.SearchView role_description='search'
 ++++android.view.View interesting name='Search element.'
 ++++android.widget.EditText role_description='search text field' clickable editable_text focusable interesting input_type=1

ui/accessibility/ax_assistant_structure.cc

@@ -448,6 +448,8 @@ const char* AXRoleToAndroidClassName(ax::mojom::Role role, bool has_parent) {
     case ax::mojom::Role::kDirectoryDeprecated:
     case ax::mojom::Role::kPreDeprecated:
       NOTREACHED();
+    case ax::mojom::Role::kSearch:
+      return kAXSearchViewClassname;
     default:
       return kAXViewClassname;
   }

ui/accessibility/platform/ax_android_constants.cc

@@ -33,6 +33,7 @@ const char kAXProgressBarClassname[] = "android.widget.ProgressBar";
 const char kAXRadioButtonClassname[] = "android.widget.RadioButton";
 const char kAXRadioGroupClassname[] = "android.widget.RadioGroup";
 const char kAXScrollViewClassname[] = "android.widget.ScrollView";
+const char kAXSearchViewClassname[] = "android.widget.SearchView";
 const char kAXSeekBarClassname[] = "android.widget.SeekBar";
 const char kAXSpinnerClassname[] = "android.widget.Spinner";
 const char kAXSwitchClassname[] = "android.widget.Switch";

ui/accessibility/platform/ax_android_constants.h

@@ -37,6 +37,7 @@ COMPONENT_EXPORT(AX_PLATFORM) extern const char kAXProgressBarClassname[];
 COMPONENT_EXPORT(AX_PLATFORM) extern const char kAXRadioButtonClassname[];
 COMPONENT_EXPORT(AX_PLATFORM) extern const char kAXRadioGroupClassname[];
 COMPONENT_EXPORT(AX_PLATFORM) extern const char kAXScrollViewClassname[];
+COMPONENT_EXPORT(AX_PLATFORM) extern const char kAXSearchViewClassname[];
 COMPONENT_EXPORT(AX_PLATFORM) extern const char kAXSeekBarClassname[];
 COMPONENT_EXPORT(AX_PLATFORM) extern const char kAXSwitchClassname[];
 COMPONENT_EXPORT(AX_PLATFORM) extern const char kAXSpinnerClassname[];