Mac a11y: Add RoleDescription and Value attributes to accessibility information.

ui/accessibility/ax_view_state.cc

Index: ui/accessibility/ax_view_state.cc
diff --git a/ui/accessibility/ax_view_state.cc b/ui/accessibility/ax_view_state.cc
index 11044bc16dd05304e96441b33641153621637a0a..989af5b9e1be354f4b75a44edd0b0c2075473119 100644
--- a/ui/accessibility/ax_view_state.cc
+++ b/ui/accessibility/ax_view_state.cc
@@ -6,6 +6,15 @@
 
 namespace ui {
 
+uint32_t AXViewState::AddStateFlag(uint32_t state, ui::AXState state_flag) {
+  state |= (1 << state_flag);
+  return state;
+}
+
+bool AXViewState::HasStateFlag(uint32_t state, ui::AXState state_flag) {
+  return 0 != (state & (1 << state_flag));
+}
+
 AXViewState::AXViewState()
     : role(AX_ROLE_CLIENT),
       selection_start(-1),
@@ -17,11 +26,11 @@ AXViewState::AXViewState()
 AXViewState::~AXViewState() { }
 
 void AXViewState::AddStateFlag(ui::AXState state_flag) {
-  state_ |= (1 << state_flag);
+  state_ = AddStateFlag(state_, state_flag);
 }
 
 bool AXViewState::HasStateFlag(ui::AXState state_flag) const {
-  return 0 != (state_ & (1 << state_flag));
+  return HasStateFlag(state_, state_flag);
 }
 
 }  // namespace ui