Make BrowserAccessibilityManager cross platform. Step 1....

chrome/browser/accessibility/browser_accessibility.h

+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_H_
+#define CHROME_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_H_
+#pragma once
+
+#include "base/basictypes.h"
+
+////////////////////////////////////////////////////////////////////////////////
+//
+// BrowserAccessibility
+//
+// Class implementing the Accessible interface for the Browser-Renderer

[dmazzoni, 2010/10/01 17:14:37]

This description could be a little more informative, for example it could
mention that this object represents one node in the tree, corresponding directly
to an AccessibilityObject in WebKit...

Mention that this is the cross-platform base class, with an implementation for
each platform that handles platform-specific accessibility APIs.

[Chris Guillory, 2010/10/01 17:42:23]

Done.

+// communication of accessibility information, providing accessibility
+// to be used by screen readers and other assistive technology (AT).
+//
+////////////////////////////////////////////////////////////////////////////////
+class BrowserAccessibility {
+ public:
+  // Creates the platform specific BrowserAccessibility. Ownership passes to the
+  // caller.
+  virtual ~BrowserAccessibility();
+
+ protected:
+  BrowserAccessibility();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(BrowserAccessibility);
+};
+
+#endif  // CHROME_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_H_