Draw a focus ring around native views when ChromeVox is running.

chrome/browser/accessibility/accessibility_events.h

Index: chrome/browser/accessibility/accessibility_events.h
diff --git a/chrome/browser/accessibility/accessibility_events.h b/chrome/browser/accessibility/accessibility_events.h
index 8ef9ffed07676eabca04624d08c1c490d78eca6d..6acfc52997c9c5142f641d5fc0124f6b122e46b5 100644
--- a/chrome/browser/accessibility/accessibility_events.h
+++ b/chrome/browser/accessibility/accessibility_events.h
@@ -8,6 +8,7 @@
 #include <string>
 #include "base/compiler_specific.h"
 #include "ui/accessibility/ax_enums.h"
+#include "ui/gfx/rect.h"
 
 class AccessibilityControlInfo;
 class AccessibilityMenuInfo;
@@ -70,6 +71,9 @@ class AccessibilityControlInfo : public AccessibilityEventInfo {
 
   const std::string& context() const { return context_; }
 
+  void set_bounds(const gfx::Rect& bounds) { bounds_ = bounds; }
+  const gfx::Rect& bounds() const { return bounds_; }
+
  protected:
   AccessibilityControlInfo(Profile* profile,
                            const std::string& name);
@@ -82,6 +86,9 @@ class AccessibilityControlInfo : public AccessibilityEventInfo {
   // A string describing the context of the control, such as the name of
   // the group or toolbar it's contained in.
   std::string context_;
+
+  // The bounds of the control in global screen coordinates.
+  gfx::Rect bounds_;
 };
 
 // Accessibility information about a window passed to onWindowOpened