Bug 721001 - Instantiate the right class and set the proper subrole for password field. r=

accessible/src/mac/mozAccessible.mm

@@ -232,7 +232,7 @@ GetNativeFromGeckoAccessible(nsIAccessible *anAccessible)
     if (mRole == roles::DOCUMENT)
       return utils::LocalizedString(NS_LITERAL_STRING("htmlContent"));
 
-    return NSAccessibilityRoleDescription([self role], nil);
+    return NSAccessibilityRoleDescription([self role], [self subrole]);
   }
   
   if ([attribute isEqualToString:NSAccessibilityDescriptionAttribute])

accessible/src/mac/mozTextAccessible.mm

@@ -290,7 +290,9 @@ ToNSString(id aValue)
 
 - (NSString*)subrole
 {
-  // TODO: text accessibles have two different subroles in Cocoa: secure textfield (passwords) and search field
+  if(mRole == roles::PASSWORD_TEXT)
+    return NSAccessibilitySecureTextFieldSubrole;
+
   return nil;
 }
 
@@ -347,7 +349,11 @@ ToNSString(id aValue)
 {
   if (!mGeckoTextAccessible)
     return nil;
-    
+
+  // A password text field returns an empty value
+  if (mRole == roles::PASSWORD_TEXT)
+    return @"";
+
   nsAutoString text;
   nsresult rv = mGeckoTextAccessible->
     GetText(0, nsIAccessibleText::TEXT_OFFSET_END_OF_TEXT, text);

accessible/src/mac/nsAccessibleWrap.mm

@@ -121,6 +121,7 @@ nsAccessibleWrap::GetNativeType ()
     case roles::CAPTION:
     case roles::ACCEL_LABEL:
     case roles::TEXT_LEAF:
+    case roles::PASSWORD_TEXT:
       // normal textfield (static or editable)
       return [mozTextAccessible class];