Make many functions `const`

The point is to set up repeated components or boilerplate before their
use sites.

The majority of these make sense as `const`. However, some functions
such as those regarding state may not make sense as `const`.

1 files changed, 2 insertions, 2 deletions

diff --git a/web/src/widget/button.rs b/web/src/widget/button.rs
index 889c0ab1..13b47077 100644
--- a/web/src/widget/button.rs
+++ b/web/src/widget/button.rs
@@ -113,8 +113,8 @@ impl State {
     /// Creates a new [`State`].
     ///
     /// [`State`]: struct.State.html
-    pub fn new() -> State {
-        State::default()
+    pub const fn new() -> State {
+        State
     }
 }