morgan pushed to branch tor-browser-140.2.0esr-15.0-1 at The Tor Project / Applications / Tor Browser

Commits:

• dc42afa4
  by Pier Angelo Vendrame at 2025-09-08T13:51:04+00:00

  fixup! TB 43006: Disable RFP for Font Visibility on Android
  
  TB 43943: Refactor fontvis exclusion on Android.
  
  Rather than updating Document, we can use
  nsRFPService::HandleExeptionalRFPTargets.
  

2 changed files:

• dom/base/Document.cpp
• toolkit/components/resistfingerprinting/nsRFPService.cpp

Changes:

 }

 bool Document::ShouldResistFingerprinting(RFPTarget aTarget) const {

-#ifdef ANDROID

-  if (aTarget == RFPTarget::FontVisibilityBaseSystem ||

-      aTarget == RFPTarget::FontVisibilityLangPack) {

-    return false;

-  }

-#endif

   return mShouldResistFingerprinting &&

          nsRFPService::IsRFPEnabledFor(this->IsInPrivateBrowsing(), aTarget,

                                        mOverriddenFingerprintingSettings);

   }

 #endif

+#ifdef ANDROID

+  if (aTarget == RFPTarget::FontVisibilityBaseSystem ||

+      aTarget == RFPTarget::FontVisibilityLangPack) {

+    return Some(false);

+  }

+#endif

+

   return Nothing();

 }