Implements metrics for destination search.

chrome/browser/resources/print_preview/print_preview_utils.js

Index: chrome/browser/resources/print_preview/print_preview_utils.js
diff --git a/chrome/browser/resources/print_preview/print_preview_utils.js b/chrome/browser/resources/print_preview/print_preview_utils.js
index 14eec327457fbad5a4eb3236077bc27806e17350..a7b6a74c0595dbb05f2f6a25b8e419cf0f7a18f1 100644
--- a/chrome/browser/resources/print_preview/print_preview_utils.js
+++ b/chrome/browser/resources/print_preview/print_preview_utils.js
@@ -187,8 +187,16 @@ function pageSetToPageRanges(pageSet) {
 }
 
 /**
+ * @param {!HTMLElement} element Element to check for visibility.
+ * @return {boolean} Whether the given element is visible.
+ */
+function getIsVisible(element) {
+  return !element.hidden;
+}
+
+/**
  * Shows or hides an element.
- * @param {Element} element Element to show or hide.
+ * @param {!HTMLElement} element Element to show or hide.
  * @param {boolean} isVisible Whether the element should be visible or not.
  */
 function setIsVisible(element, isVisible) {