MD Settings: change settings-input to home-url-input due to reduced usage.

chrome/browser/resources/settings/appearance_page/home_url_input.js

Index: chrome/browser/resources/settings/appearance_page/home_url_input.js
diff --git a/chrome/browser/resources/settings/controls/settings_input.js b/chrome/browser/resources/settings/appearance_page/home_url_input.js
similarity index 91%
rename from chrome/browser/resources/settings/controls/settings_input.js
rename to chrome/browser/resources/settings/appearance_page/home_url_input.js
index 52c81984c265ab69e2797f8913c6d07870244aa6..6733e083a2902fe8a6805ea63b5c7b240b4287b1 100644
--- a/chrome/browser/resources/settings/controls/settings_input.js
+++ b/chrome/browser/resources/settings/appearance_page/home_url_input.js
@@ -4,11 +4,11 @@
 
 /**
  * @fileoverview
- * `settings-input` is a single-line text field for user input associated
- * with a pref value.
+ * `home-url-input` is a single-line text field intending to be used with
+ * prefs.homepage
  */
 Polymer({
-  is: 'settings-input',
+  is: 'home-url-input',
 
   behaviors: [CrPolicyPrefBehavior, PrefControlBehavior],
 
@@ -115,15 +115,10 @@ Polymer({
    */
   onKeydown_: function(event) {
     // If pressed enter when input is invalid, do not trigger on-change.
-    if (event.key == 'Enter' && this.invalid) {
+    if (event.key == 'Enter' && this.invalid)
       event.preventDefault();
-      return;
-    }
-
-    if (event.key != 'Escape')
-      return;
-
-    this.resetValue_();
+    else if (event.key == 'Escape')
+      this.resetValue_();
   },
 
   /**