RWHI should implement BrowserAccessibilityDelegate

content/browser/accessibility/browser_accessibility_cocoa.h

 // Copyright (c) 2012 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 CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_COCOA_H_
 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_COCOA_H_
 
 #import <Cocoa/Cocoa.h>
 
 #import "base/mac/scoped_nsobject.h"
 #include "content/browser/accessibility/browser_accessibility.h"
-#import "content/browser/accessibility/browser_accessibility_delegate_mac.h"
+#include "content/browser/accessibility/browser_accessibility_manager.h"
 
 // BrowserAccessibilityCocoa is a cocoa wrapper around the BrowserAccessibility
 // object. The renderer converts webkit's accessibility tree into a
 // WebAccessibility tree and passes it to the browser process over IPC.
 // This class converts it into a format Cocoa can query.
 @interface BrowserAccessibilityCocoa : NSObject {
  @private
   content::BrowserAccessibility* browserAccessibility_;
   base::scoped_nsobject<NSMutableArray> children_;
-  id<BrowserAccessibilityDelegateCocoa> delegate_;
 }
 
 // This creates a cocoa browser accessibility object around
-// the cross platform BrowserAccessibility object.  The delegate is
-// used to communicate with the host renderer.  None of these
-// parameters can be null.
-- (id)initWithObject:(content::BrowserAccessibility*)accessibility
-            delegate:(id<BrowserAccessibilityDelegateCocoa>)delegate;
+// the cross platform BrowserAccessibility object, which can't be null.
+- (id)initWithObject:(content::BrowserAccessibility*)accessibility;
 
 // Clear this object's pointer to the wrapped BrowserAccessibility object
 // because the wrapped object has been deleted, but this object may
 // persist if the system still has references to it.
 - (void)detach;
 
 // Invalidate children for a non-ignored ancestor (including self).
 - (void)childrenChanged;
 
 // Convenience method to get the internal, cross-platform role
 // from browserAccessibility_.
 - (ui::AXRole)internalRole;
 
+// Convenience method to get the BrowserAccessibilityDelegate from
+// the manager.
+- (content::BrowserAccessibilityDelegate*)delegate;
+
+// Convert the local objet's origin to a global point.
+- (NSPoint)pointInScreen:(NSPoint)origin
+                    size:(NSSize)size;
+
 // Return the method name for the given attribute. For testing only.
 - (NSString*)methodNameForAttribute:(NSString*)attribute;
 
 // Internally-used method.
 @property(nonatomic, readonly) NSPoint origin;
 
 // Children is an array of BrowserAccessibility objects, representing
 // the accessibility children of this object.
 @property(nonatomic, readonly) NSString* accessKey;
 @property(nonatomic, readonly) NSNumber* ariaAtomic;
@@ skipping 48 matching lines @@
 @property(nonatomic, readonly) NSString* valueDescription;
 @property(nonatomic, readonly) NSValue* visibleCharacterRange;
 @property(nonatomic, readonly) NSArray* visibleCells;
 @property(nonatomic, readonly) NSArray* visibleColumns;
 @property(nonatomic, readonly) NSArray* visibleRows;
 @property(nonatomic, readonly) NSNumber* visited;
 @property(nonatomic, readonly) id window;
 @end
 
 #endif // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_COCOA_H_