Don't expose platform-specific form appearance

Author: foolip

source

@@ -76598,6 +76598,7 @@ dictionary <dfn dictionary>CanvasPaintEventInit</dfn> : <span>EventInit</span> {
    <dd>Subpixel text rendering and antialiasing.
 
    <dt><span data-x="form-associated element">Form-associated elements</span>
+   <dd>Platform-specific appearance.
    <dd>Pending autofill suggestions.
 
    <dt><code>a</code> and <code>area</code> elements
@@ -76611,7 +76612,7 @@ dictionary <dfn dictionary>CanvasPaintEventInit</dfn> : <span>EventInit</span> {
    <dd>Matching text from find-in-page.
 
    <dt><span data-x="form-associated element">Form-associated elements</span>
-   <dd>Default appearance that is the same for all users on the current operating system.
+   <dd>Default appearance that is the same on all platforms.
   </dl>
 
   </div>