ARIA 1.1: implementation for aria-col-* and aria-row-*.

content/browser/accessibility/browser_accessibility.cc

Index: content/browser/accessibility/browser_accessibility.cc
diff --git a/content/browser/accessibility/browser_accessibility.cc b/content/browser/accessibility/browser_accessibility.cc
index 69f4e3c1f02668b3ce169db794b3162fa588790f..69d3743f2ab138657a1c60f40fd8fe4cebc37d4c 100644
--- a/content/browser/accessibility/browser_accessibility.cc
+++ b/content/browser/accessibility/browser_accessibility.cc
@@ -991,6 +991,12 @@ bool BrowserAccessibility::IsCellOrTableHeaderRole() const {
           GetRole() == ui::AX_ROLE_ROW_HEADER);
 }
 
+bool BrowserAccessibility::IsTableOrGridOrTreeGridRole() const {
+  return (GetRole() == ui::AX_ROLE_TABLE ||
+          GetRole() == ui::AX_ROLE_GRID ||
+          GetRole() == ui::AX_ROLE_TREE_GRID);
+}
+
 bool BrowserAccessibility::HasCaret() const {
   if (IsSimpleTextControl() && HasIntAttribute(ui::AX_ATTR_TEXT_SEL_START) &&
       HasIntAttribute(ui::AX_ATTR_TEXT_SEL_END)) {