The Tor Browser: content/media/webspeech/synth/SpeechSynthesisVoice.cpp@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 ts=2 sw=2 sts=2 et cindent: */

     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 #include "SpeechSynthesis.h"

     8 #include "nsSynthVoiceRegistry.h"

     9 #include "mozilla/dom/SpeechSynthesisVoiceBinding.h"

    11 namespace mozilla {

    12 namespace dom {

    14 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_1(SpeechSynthesisVoice, mParent)

    15 NS_IMPL_CYCLE_COLLECTING_ADDREF(SpeechSynthesisVoice)

    16 NS_IMPL_CYCLE_COLLECTING_RELEASE(SpeechSynthesisVoice)

    17 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(SpeechSynthesisVoice)

    18   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY

    19   NS_INTERFACE_MAP_ENTRY(nsISupports)

    20 NS_INTERFACE_MAP_END

    22 SpeechSynthesisVoice::SpeechSynthesisVoice(nsISupports* aParent,

    23                                            const nsAString& aUri)

    24   : mParent(aParent)

    25   , mUri(aUri)

    26 {

    27   SetIsDOMBinding();

    28 }

    30 SpeechSynthesisVoice::~SpeechSynthesisVoice()

    31 {

    32 }

    34 JSObject*

    35 SpeechSynthesisVoice::WrapObject(JSContext* aCx)

    36 {

    37   return SpeechSynthesisVoiceBinding::Wrap(aCx, this);

    38 }

    40 nsISupports*

    41 SpeechSynthesisVoice::GetParentObject() const

    42 {

    43   return mParent;

    44 }

    46 void

    47 SpeechSynthesisVoice::GetVoiceURI(nsString& aRetval) const

    48 {

    49   aRetval = mUri;

    50 }

    52 void

    53 SpeechSynthesisVoice::GetName(nsString& aRetval) const

    54 {

    55   DebugOnly<nsresult> rv =

    56     nsSynthVoiceRegistry::GetInstance()->GetVoiceName(mUri, aRetval);

    57   NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Failed to get SpeechSynthesisVoice.name");

    58 }

    60 void

    61 SpeechSynthesisVoice::GetLang(nsString& aRetval) const

    62 {

    63   DebugOnly<nsresult> rv =

    64     nsSynthVoiceRegistry::GetInstance()->GetVoiceLang(mUri, aRetval);

    65   NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Failed to get SpeechSynthesisVoice.lang");

    66 }

    68 bool

    69 SpeechSynthesisVoice::LocalService() const

    70 {

    71   bool isLocal;

    72   DebugOnly<nsresult> rv =

    73     nsSynthVoiceRegistry::GetInstance()->IsLocalVoice(mUri, &isLocal);

    74   NS_WARN_IF_FALSE(

    75     NS_SUCCEEDED(rv), "Failed to get SpeechSynthesisVoice.localService");

    77   return isLocal;

    78 }

    80 bool

    81 SpeechSynthesisVoice::Default() const

    82 {

    83   bool isDefault;

    84   DebugOnly<nsresult> rv =

    85     nsSynthVoiceRegistry::GetInstance()->IsDefaultVoice(mUri, &isDefault);

    86   NS_WARN_IF_FALSE(

    87     NS_SUCCEEDED(rv), "Failed to get SpeechSynthesisVoice.default");

    89   return isDefault;

    90 }

    92 } // namespace dom

    93 } // namespace mozilla

The Tor Browser / file revision

content/media/webspeech/synth/SpeechSynthesisVoice.cpp@97036ab72558

content/media/webspeech/synth/SpeechSynthesisVoice.cpp