remove other things

Signed-off-by: martinvuyk <[email protected]>

stdlib/src/builtin/string_literal.mojo

@@ -54,12 +54,9 @@ struct StringLiteral(
     and this does not include the null terminator.
     """
 
-    alias is_mutable = False
-    """The mutability of the origin."""
-    alias origin = rebind[Origin[Self.is_mutable]](StaticConstantOrigin)
-    """The origin of the data."""
-    alias type = __mlir_type.`!kgen.string`
     # Fields
+    alias type = __mlir_type.`!kgen.string`
+
     var value: Self.type
     """The underlying storage for the string literal."""
 

stdlib/src/utils/string_slice.mojo

@@ -905,13 +905,10 @@ struct StringSlice[mut: Bool, //, origin: Origin[mut]](
         return _FormatCurlyEntry.format(self, args)
 
     # FIXME(#3526): this should return unicode codepoint offsets
-    fn find[T: Stringlike, //](self, substr: T, start: Int = 0) -> Int:
+    fn find(self, substr: StringSlice, start: Int = 0) -> Int:
         """Finds the offset of the first occurrence of `substr` starting at
         `start`. If not found, returns `-1`.
 
-        Parameters:
-            T: The Stringlike type.
-
         Args:
             substr: The substring to find.
             start: The offset from which to find.
@@ -942,13 +939,10 @@ struct StringSlice[mut: Bool, //, origin: Origin[mut]](
         return int(loc) - int(self.unsafe_ptr())
 
     # FIXME(#3526): this should return unicode codepoint offsets
-    fn rfind[T: Stringlike, //](self, substr: T, start: Int = 0) -> Int:
+    fn rfind(self, substr: StringSlice, start: Int = 0) -> Int:
         """Finds the offset of the last occurrence of `substr` starting at
         `start`. If not found, returns `-1`.
 
-        Parameters:
-            T: The Stringlike type.
-
         Args:
             substr: The substring to find.
             start: The offset from which to find.