fixing minor code identation

components/script/dom/htmlformelement.rs

@@ -474,14 +474,13 @@ impl HTMLFormElement {
                 if el.disabled_state() {
                     None
                 } else {
-                   let validatable = match el.as_maybe_validatable() {
-                   Some(v) => v,
-                   None => return { None }
-                };
+                    let validatable = match el.as_maybe_validatable() {
+                        Some(v) => v,
+                        None => return None
+                    };
                     if !validatable.is_instance_validatable() {
                         None
-                    }
-                    else if validatable.validate(ValidationFlags::empty()) {
+                    } else if validatable.validate(ValidationFlags::empty()) {
                         None
                     } else {
                         Some(FormSubmittableElement::from_element(&el))

components/script/dom/htmltextareaelement.rs

@@ -24,7 +24,6 @@ use dom::node::{ChildrenMutation, Node, NodeDamage, UnbindContext};
 use dom::node::{document_from_node, window_from_node};
 use dom::nodelist::NodeList;
 use dom::validation::Validatable;
-use dom::validitystate::ValidationFlags;
 use dom::virtualmethods::VirtualMethods;
 use ipc_channel::ipc::IpcSender;
 use script_traits::ScriptMsg as ConstellationMsg;
@@ -408,13 +407,4 @@ impl VirtualMethods for HTMLTextAreaElement {
 impl FormControl for HTMLTextAreaElement {}
 
 
-impl Validatable for HTMLTextAreaElement {
-  fn is_instance_validatable(&self) -> bool {
-        // https://html.spec.whatwg.org/multipage/#candidate-for-constraint-validation
-        true
-    }
-    fn validate(&self, _validate_flags: ValidationFlags) -> bool {
-        // call stub methods defined in validityState.rs file here according to the flags set in validate_flags
-        true
-    }
-}
+impl Validatable for HTMLTextAreaElement {}

components/script/dom/validation.rs

@@ -4,6 +4,6 @@
 use dom::validitystate::ValidationFlags;
 
 pub trait Validatable {
-    fn is_instance_validatable(&self) -> bool { true}
-    fn validate(&self, _validate_flags: ValidationFlags) -> bool { true}
+    fn is_instance_validatable(&self) -> bool { true }
+    fn validate(&self, _validate_flags: ValidationFlags) -> bool { true }
 }