fix: Turn off flag that interferes with back button functionality

Author: LisoUseInAIKyrios

patches/src/main/kotlin/app/revanced/patches/youtube/misc/fix/backtoexitgesture/Fingerprints.kt

@@ -3,6 +3,7 @@ package app.revanced.patches.youtube.misc.fix.backtoexitgesture
 import com.android.tools.smali.dexlib2.Opcode
 import com.android.tools.smali.dexlib2.AccessFlags
 import app.revanced.patcher.fingerprint
+import app.revanced.util.literal
 
 internal val onBackPressedFingerprint = fingerprint {
     returns("V")
@@ -66,3 +67,10 @@ internal val recyclerViewTopScrollingParentFingerprint = fingerprint {
         Opcode.NEW_INSTANCE,
     )
 }
+
+internal val doubleBackToExitFeatureFlagFingerprint = fingerprint {
+    accessFlags(AccessFlags.PUBLIC, AccessFlags.FINAL)
+    returns("Z")
+    parameters()
+    literal { 45385099L }
+}

patches/src/main/kotlin/app/revanced/patches/youtube/misc/fix/backtoexitgesture/FixBackToExitGesturePatch.kt

@@ -4,6 +4,7 @@ import app.revanced.patcher.extensions.InstructionExtensions.addInstruction
 import app.revanced.patcher.patch.bytecodePatch
 import app.revanced.util.getReference
 import app.revanced.util.indexOfFirstInstructionOrThrow
+import app.revanced.util.returnLate
 import com.android.tools.smali.dexlib2.Opcode
 import com.android.tools.smali.dexlib2.iface.reference.MethodReference
 
@@ -45,5 +46,9 @@ internal val fixBackToExitGesturePatch = bytecodePatch(
                 "invoke-static { p0 }, $EXTENSION_CLASS_DESCRIPTOR->onBackPressed(Landroid/app/Activity;)V"
             )
         }
+
+        // Disable the stock YouTube double back to exit.  If this flag is on,
+        // then using the back button to exit a video can sometimes cause the app to close.
+        doubleBackToExitFeatureFlagFingerprint.method.returnLate(true)
     }
 }