The Tor Browser: dom/smil/nsSMILFloatType.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 /* This Source Code Form is subject to the terms of the Mozilla Public

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

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

     6 #ifndef NS_SMILFLOATTYPE_H_

     7 #define NS_SMILFLOATTYPE_H_

     9 #include "mozilla/Attributes.h"

    10 #include "nsISMILType.h"

    12 class nsSMILFloatType : public nsISMILType

    13 {

    14 public:

    15   // Singleton for nsSMILValue objects to hold onto.

    16   static nsSMILFloatType*

    17   Singleton()

    18   {

    19     static nsSMILFloatType sSingleton;

    20     return &sSingleton;

    21   }

    23 protected:

    24   // nsISMILType Methods

    25   // -------------------

    26   virtual void     Init(nsSMILValue& aValue) const MOZ_OVERRIDE;

    27   virtual void     Destroy(nsSMILValue&) const;

    28   virtual nsresult Assign(nsSMILValue& aDest, const nsSMILValue& aSrc) const MOZ_OVERRIDE;

    29   virtual bool     IsEqual(const nsSMILValue& aLeft,

    30                            const nsSMILValue& aRight) const MOZ_OVERRIDE;

    31   virtual nsresult Add(nsSMILValue& aDest, const nsSMILValue& aValueToAdd,

    32                        uint32_t aCount) const MOZ_OVERRIDE;

    33   virtual nsresult ComputeDistance(const nsSMILValue& aFrom,

    34                                    const nsSMILValue& aTo,

    35                                    double& aDistance) const MOZ_OVERRIDE;

    36   virtual nsresult Interpolate(const nsSMILValue& aStartVal,

    37                                const nsSMILValue& aEndVal,

    38                                double aUnitDistance,

    39                                nsSMILValue& aResult) const MOZ_OVERRIDE;

    41 private:

    42   // Private constructor: prevent instances beyond my singleton.

    43   MOZ_CONSTEXPR nsSMILFloatType() {}

    44 };

    46 #endif // NS_SMILFLOATTYPE_H_

The Tor Browser / file revision

dom/smil/nsSMILFloatType.h@97036ab72558

dom/smil/nsSMILFloatType.h