fix(Spotify - Unlock Spotify Premium): Remove pop up premium ads (#4842)

patches/src/main/kotlin/app/revanced/util/BytecodeUtils.kt

@@ -18,6 +18,7 @@ import app.revanced.patches.shared.misc.mapping.resourceMappings
 import app.revanced.util.InstructionUtils.Companion.branchOpcodes
 import app.revanced.util.InstructionUtils.Companion.returnOpcodes
 import app.revanced.util.InstructionUtils.Companion.writeOpcodes
+import com.android.tools.smali.dexlib2.AccessFlags
 import com.android.tools.smali.dexlib2.Opcode
 import com.android.tools.smali.dexlib2.Opcode.*
 import com.android.tools.smali.dexlib2.iface.Method
@@ -169,6 +170,15 @@ internal val Instruction.isBranchInstruction: Boolean
 internal val Instruction.isReturnInstruction: Boolean
     get() = this.opcode in returnOpcodes
 
+/**
+ * Adds public [AccessFlags] and removes private and protected flags (if present).
+ */
+internal fun Int.toPublicAccessFlags() : Int {
+    return this.or(AccessFlags.PUBLIC.value)
+        .and(AccessFlags.PROTECTED.value.inv())
+        .and(AccessFlags.PRIVATE.value.inv())
+}
+
 /**
  * Find the [MutableMethod] from a given [Method] in a [MutableClass].
  *