content/static: fix jump to identifier input button

Generates jump to identifier list when sidebar button is clicked.

Change-Id: I10ed8cd606303af77d78774c2e0c46391199c49d
Reviewed-on: https://go-review.googlesource.com/c/pkgsite/+/259198
Trust: Jamal Carvalho <jamal@golang.org>
Run-TryBot: Jamal Carvalho <jamal@golang.org>
TryBot-Result: kokoro <noreply+kokoro@google.com>
Reviewed-by: Julie Qiu <julie@golang.org>
diff --git a/content/static/js/jump.js b/content/static/js/jump.js
index 45c713c..37c41f4 100644
--- a/content/static/js/jump.js
+++ b/content/static/js/jump.js
@@ -295,6 +295,8 @@
 const jumpOutlineInput = document.querySelector('.js-jumpToInput');
 if (jumpOutlineInput) {
   jumpOutlineInput.addEventListener('click', () => {
+    jumpFilter.value = '';
     jumpDialog.showModal();
+    updateJumpList('');
   });
 }
diff --git a/content/static/js/jump.min.js b/content/static/js/jump.min.js
index 9888123..b13f2b1 100644
--- a/content/static/js/jump.min.js
+++ b/content/static/js/jump.min.js
@@ -42,4 +42,4 @@
 function incActiveJumpItem(b){0>activeJumpItem||(b=activeJumpItem+b,0>b&&(b=0),setActiveJumpItem(b))}jumpFilter.addEventListener("keyup",function(b){jumpFilter.value.toUpperCase()!=lastFilterValue.toUpperCase()&&updateJumpList(jumpFilter.value)});jumpFilter.addEventListener("keydown",function(b){switch(b.which){case 38:incActiveJumpItem(-1);b.preventDefault();break;case 40:incActiveJumpItem(1);b.preventDefault();break;case 13:0<=activeJumpItem&&jumpList.children[activeJumpItem].click()}});
 var shortcutsDialog=document.querySelector(".ShortcutsDialog");shortcutsDialog.showModal||dialogPolyfill.registerDialog(shortcutsDialog);
 document.addEventListener("keypress",function(b){if(!jumpDialog.open&&!shortcutsDialog.open){var c=b.target.tagName;if("INPUT"!=c&&"SELECT"!=c&&"TEXTAREA"!=c&&!(b.target.contentEditable&&"true"==b.target.contentEditable||b.metaKey||b.ctrlKey))switch(String.fromCharCode(b.which)){case "f":case "F":b.preventDefault();jumpFilter.value="";jumpDialog.showModal();updateJumpList("");break;case "?":shortcutsDialog.showModal();break;case "/":searchInput&&!window.navigator.userAgent.includes("Firefox")&&(b.preventDefault(),
-searchInput.focus())}}});var jumpOutlineInput=document.querySelector(".js-jumpToInput");jumpOutlineInput&&jumpOutlineInput.addEventListener("click",function(){jumpDialog.showModal()});
+searchInput.focus())}}});var jumpOutlineInput=document.querySelector(".js-jumpToInput");jumpOutlineInput&&jumpOutlineInput.addEventListener("click",function(){jumpFilter.value="";jumpDialog.showModal();updateJumpList("")});