Add an iframe permissions= attribute for implementing permission delegation

third_party/WebKit/Source/web/RemoteFrameOwner.h

 // Copyright 2015 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 RemoteFrameOwner_h
 #define RemoteFrameOwner_h
 
 #include "core/frame/FrameOwner.h"
 #include "platform/scroll/ScrollTypes.h"
 #include "public/web/WebFrameOwnerProperties.h"
@@ skipping 18 matching lines @@
     void clearContentFrame() override;
     SandboxFlags getSandboxFlags() const override { return m_sandboxFlags; }
     void setSandboxFlags(SandboxFlags flags) { m_sandboxFlags = flags; }
     void dispatchLoad() override;
     // TODO(dcheng): Implement.
     void renderFallbackContent() override { }
     ScrollbarMode scrollingMode() const override { return m_scrolling; }
     int marginWidth() const override { return m_marginWidth; }
     int marginHeight() const override { return m_marginHeight; }
     bool allowFullscreen() const override { return m_allowFullscreen; }
+    const WebVector<WebPermissionType>& delegatedPermissions() const override { return m_delegatedPermissions; }
 
     void setScrollingMode(WebFrameOwnerProperties::ScrollingMode);
     void setMarginWidth(int marginWidth) { m_marginWidth = marginWidth; }
     void setMarginHeight(int marginHeight) { m_marginHeight = marginHeight; }
     void setAllowFullscreen(bool allowFullscreen) { m_allowFullscreen = allowFullscreen; }
+    void setDelegatedpermissions(const WebVector<WebPermissionType>& delegatedPermissions) { m_delegatedPermissions = delegatedPermissions; }
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     RemoteFrameOwner(SandboxFlags, const WebFrameOwnerProperties&);
 
     // Intentionally private to prevent redundant checks when the type is
     // already HTMLFrameOwnerElement.
     bool isLocal() const override { return false; }
     bool isRemote() const override { return true; }
 
     Member<Frame> m_frame;
     SandboxFlags m_sandboxFlags;
     ScrollbarMode m_scrolling;
     int m_marginWidth;
     int m_marginHeight;
     bool m_allowFullscreen;
+    WebVector<WebPermissionType> m_delegatedPermissions;
 };
 
 DEFINE_TYPE_CASTS(RemoteFrameOwner, FrameOwner, owner, owner->isRemote(), owner.isRemote());
 
 } // namespace blink
 
 #endif // RemoteFrameOwner_h