Change find-as-you-type shortcuts to Ctrl+3 and S.

pkg/dartdoc/lib/src/client/dropdown.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 List libraryList;
 InputElement searchInput;
 DivElement dropdown;
 
 /**
  * Update the search drop down based on the current search text.
@@ skipping 304 matching lines @@
 /** Used to prevent hiding the drop down when it is clicked. */
 bool hideDropDownSuspend = false;
 
 /** Hide the search drop down unless suspended. */
 void hideDropDown() {
   if (hideDropDownSuspend) return;
 
   dropdown.style.visibility = 'hidden';
 }
 
-/** Activate search on Ctrl+F and F3. */
+/** Activate search on Ctrl+3 and S. */
 void shortcutHandler(KeyboardEvent event) {
-  if (event.keyCode == 0x46/*F*/ && event.ctrlKey ||
-      event.keyIdentifier == KeyName.F3) {
+  if (event.keyCode == 0x33/* 3 */ && event.ctrlKey ||
+      event.keyCode == 0x53/* S */) {
     searchInput.focus();
     event.preventDefault();
   }
 }
 
+/**
+ * Setup window shortcuts.
+ */
+void setupShortcuts() {
+  window.on.keyDown.add(shortcutHandler);
+}
+
 /** Setup search hooks. */
 void setupSearch(var libraries) {
   libraryList = libraries;
   searchInput = query('#q');
   dropdown = query('#drop-down');
 
   searchInput.on.keyDown.add(handleUpDown);
   searchInput.on.keyUp.add(updateDropDown);
   searchInput.on.change.add(updateDropDown);
   searchInput.on.reset.add(updateDropDown);
   searchInput.on.focus.add((event) => showDropDown());
   searchInput.on.blur.add((event) => hideDropDown());
-  window.on.keyDown.add(shortcutHandler);
 }