Re-land 108318 now that patch for WebKit bug 71561 has landed

 - Expose accessible text attributes for anything with an
editable text role, not just <input> and <textarea> elements.

BUG=none
TEST=Try using pure-javascript text editor with VoiceOver on Mac OS X.
TBR=dmazzoni@chromium.org

Review URL: http://codereview.chromium.org/8351066
Review URL: http://codereview.chromium.org/8546005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@109801 0039d316-1c4b-4281-b951-d872f2087c98

webkit/glue/webaccessibility.cc

@@ -820,22 +820,19 @@ void WebAccessibility::Init(const WebKit::WebAccessibilityObject& src,
       html_attributes.push_back(std::pair<string16, string16>(name, value));
     }
 
-    if (element.isFormControlElement()) {
-      WebKit::WebFormControlElement form_element =
-          element.to<WebKit::WebFormControlElement>();
-      if (form_element.formControlType() == ASCIIToUTF16("text") ||
-          form_element.formControlType() == ASCIIToUTF16("textarea")) {
-        // Jaws gets confused by children of text fields, so we ignore them.
-        include_children = false;
-
-        int_attributes[ATTR_TEXT_SEL_START] = src.selectionStart();
-        int_attributes[ATTR_TEXT_SEL_END] = src.selectionEnd();
-        WebKit::WebVector<int> src_line_breaks;
-        src.lineBreaks(src_line_breaks);
-        line_breaks.reserve(src_line_breaks.size());
-        for (size_t i = 0; i < src_line_breaks.size(); ++i)
-          line_breaks.push_back(src_line_breaks[i]);
-      }
+    if (role == ROLE_EDITABLE_TEXT ||
+        role == ROLE_TEXTAREA ||
+        role == ROLE_TEXT_FIELD) {
+      // Jaws gets confused by children of text fields, so we ignore them.
+      include_children = false;
+
+      int_attributes[ATTR_TEXT_SEL_START] = src.selectionStart();
+      int_attributes[ATTR_TEXT_SEL_END] = src.selectionEnd();
+      WebKit::WebVector<int> src_line_breaks;
+      src.lineBreaks(src_line_breaks);
+      line_breaks.reserve(src_line_breaks.size());
+      for (size_t i = 0; i < src_line_breaks.size(); ++i)
+        line_breaks.push_back(src_line_breaks[i]);
     }
 
     // ARIA role.