[MD History] Add URL parameter for search.

chrome/browser/resources/md_history/list_container.js

Index: chrome/browser/resources/md_history/list_container.js
diff --git a/chrome/browser/resources/md_history/list_container.js b/chrome/browser/resources/md_history/list_container.js
index f8bbac03555fd47d47270079290d4d7d36a0b348..f8e5507781cd864ee40693527c8eaf999292d37e 100644
--- a/chrome/browser/resources/md_history/list_container.js
+++ b/chrome/browser/resources/md_history/list_container.js
@@ -20,7 +20,6 @@ Polymer({
   },
 
   observers: [
-    'searchTermChanged_(queryState.searchTerm)',
     'groupedRangeChanged_(queryState.range)',
   ],
 
@@ -54,9 +53,12 @@ Polymer({
    */
   queryHistory: function(incremental) {
     var queryState = this.queryState;
-    // Disable querying until the first set of results have been returned.
-    if (!this.queryResult || this.queryResult.results == null ||
-        queryState.queryingDisabled) {
+    // Disable querying until the first set of results have been returned. If
+    // there is a search, query immediately to support search query params from
+    // the URL.
+    var noResults = !this.queryResult || this.queryResult.results == null;
+    if (queryState.queryingDisabled ||
+        (!this.queryState.searchTerm && noResults)) {
       return;
     }
 
@@ -95,12 +97,6 @@ Polymer({
   },
 
   /**
-   * @param {string} searchTerm
-   * @private
-   */
-  searchTermChanged_: function(searchTerm) { this.queryHistory(false); },
-
-  /**
    * @param {HistoryRange} range
    * @private
    */