LibCrypto: Remove unused create_invalid method on UnsignedBigInteger

Author: https://github.com/devgianlu
Commit: ac16008d09
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/4482
Reviewed-by: https://github.com/gmta ✅

Libraries/LibCrypto/BigInt/SignedBigInteger.h

@@ -52,11 +52,6 @@ public:
     {
     }
 
-    [[nodiscard]] static SignedBigInteger create_invalid()
-    {
-        return { UnsignedBigInteger::create_invalid(), false };
-    }
-
     [[nodiscard]] static SignedBigInteger import_data(StringView data) { return import_data((u8 const*)data.characters_without_null_termination(), data.length()); }
     [[nodiscard]] static SignedBigInteger import_data(u8 const* ptr, size_t length);
 

Libraries/LibCrypto/BigInt/UnsignedBigInteger.cpp

@@ -97,13 +97,6 @@ UnsignedBigInteger::UnsignedBigInteger(double value)
     VERIFY(raw_mantissa == 0);
 }
 
-UnsignedBigInteger UnsignedBigInteger::create_invalid()
-{
-    UnsignedBigInteger invalid(0);
-    invalid.invalidate();
-    return invalid;
-}
-
 size_t UnsignedBigInteger::export_data(Bytes data, bool remove_leading_zeros) const
 {
     size_t word_count = trimmed_length();

Libraries/LibCrypto/BigInt/UnsignedBigInteger.h

@@ -55,8 +55,6 @@ public:
 
     UnsignedBigInteger() = default;
 
-    [[nodiscard]] static UnsignedBigInteger create_invalid();
-
     [[nodiscard]] static UnsignedBigInteger import_data(StringView data) { return import_data((u8 const*)data.characters_without_null_termination(), data.length()); }
     [[nodiscard]] static UnsignedBigInteger import_data(u8 const* ptr, size_t length)
     {