MD History: Add basic material design history cards and history items

chrome/browser/resources/history/history.js

Index: chrome/browser/resources/history/history.js
diff --git a/chrome/browser/resources/history/history.js b/chrome/browser/resources/history/history.js
index 3ea486d1f9acf527550d3a3c5a61a9d224952454..6429683e0abd53abbdeb83bb7c384e7031eb5f60 100644
--- a/chrome/browser/resources/history/history.js
+++ b/chrome/browser/resources/history/history.js
@@ -46,39 +46,6 @@ var SupervisedUserFilteringBehavior = {
 };
 
 /**
- * The type of the history result object. The definition is based on
- * chrome/browser/ui/webui/history_ui.cc:
- *     BrowsingHistoryHandler::HistoryEntry::ToValue()
- * @typedef {{allTimestamps: Array<number>,
- *            blockedVisit: (boolean|undefined),
- *            dateRelativeDay: (string|undefined),
- *            dateShort: string,
- *            dateTimeOfDay: (string|undefined),
- *            deviceName: string,
- *            deviceType: string,
- *            domain: string,
- *            hostFilteringBehavior: (number|undefined),
- *            snippet: (string|undefined),
- *            starred: boolean,
- *            time: number,
- *            title: string,
- *            url: string}}
- */
-var HistoryEntry;
-
-/**
- * The type of the history results info object. The definition is based on
- * chrome/browser/ui/webui/history_ui.cc:
- *     BrowsingHistoryHandler::QueryComplete()
- * @typedef {{finished: boolean,
- *            hasSyncedResults: (boolean|undefined),
- *            queryEndTime: string,
- *            queryStartTime: string,
- *            term: string}}
- */
-var HistoryQuery;
-
-/**
  * Returns true if the mobile (non-desktop) version is being shown.
  * @return {boolean} true if the mobile version is being shown.
  */
@@ -144,19 +111,19 @@ function Visit(result, continued, model) {
 
   // See comment in BrowsingHistoryHandler::QueryComplete - we won't always
   // get all of these.
-  this.dateRelativeDay = result.dateRelativeDay || '';
-  this.dateTimeOfDay = result.dateTimeOfDay || '';
-  this.dateShort = result.dateShort || '';
+  this.dateRelativeDay = result.dateRelativeDay;
+  this.dateTimeOfDay = result.dateTimeOfDay;
+  this.dateShort = result.dateShort;
 
   // Shows the filtering behavior for that host (only used for supervised
   // users).
   // A value of |SupervisedUserFilteringBehavior.ALLOW| is not displayed so it
   // is used as the default value.
   this.hostFilteringBehavior = SupervisedUserFilteringBehavior.ALLOW;
-  if (typeof result.hostFilteringBehavior != 'undefined')
+  if (result.hostFilteringBehavior)
     this.hostFilteringBehavior = result.hostFilteringBehavior;
 
-  this.blockedVisit = result.blockedVisit || false;
+  this.blockedVisit = result.blockedVisit;
 
   // Whether this is the continuation of a previous day.
   this.continued = continued;