The Tor Browser: content/base/src/nsMappedAttributeElement.h@97036ab72558

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim:set tw=80 expandtab softtabstop=2 ts=2 sw=2: */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 /**

     8  * nsMappedAttributeElement is the base for elements supporting style mapped

     9  * attributes via nsMappedAttributes (HTML and MathML).

    10  */

    12 #ifndef NS_MAPPEDATTRIBUTEELEMENT_H_

    13 #define NS_MAPPEDATTRIBUTEELEMENT_H_

    15 #include "mozilla/Attributes.h"

    16 #include "nsStyledElement.h"

    18 class nsMappedAttributes;

    19 struct nsRuleData;

    21 typedef void (*nsMapRuleToAttributesFunc)(const nsMappedAttributes* aAttributes,

    22                                           nsRuleData* aData);

    24 typedef nsStyledElement nsMappedAttributeElementBase;

    26 class nsMappedAttributeElement : public nsMappedAttributeElementBase

    27 {

    29 protected:

    31   nsMappedAttributeElement(already_AddRefed<nsINodeInfo>& aNodeInfo)

    32     : nsMappedAttributeElementBase(aNodeInfo)

    33   {}

    35 public:

    36   virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction() const;

    38   static void MapNoAttributesInto(const nsMappedAttributes* aAttributes,

    39                                   nsRuleData* aRuleData);

    41   NS_IMETHOD WalkContentStyleRules(nsRuleWalker* aRuleWalker) MOZ_OVERRIDE;

    42   virtual bool SetMappedAttribute(nsIDocument* aDocument,

    43                                     nsIAtom* aName,

    44                                     nsAttrValue& aValue,

    45                                     nsresult* aRetval) MOZ_OVERRIDE;

    46 };

    48 #endif // NS_MAPPEDATTRIBUTEELEMENT_H_

The Tor Browser / file revision

content/base/src/nsMappedAttributeElement.h@97036ab72558

content/base/src/nsMappedAttributeElement.h