Added last_access_time to DownloadItem and History DB

chrome/browser/ntp_snippets/fake_download_item.cc

Index: chrome/browser/ntp_snippets/fake_download_item.cc
diff --git a/chrome/browser/ntp_snippets/fake_download_item.cc b/chrome/browser/ntp_snippets/fake_download_item.cc
index 2f2db42ae4ebdc0cd0ce393e18b05dbf26458734..6a1ebffa9dfdd79346355996abb27d419587e047 100644
--- a/chrome/browser/ntp_snippets/fake_download_item.cc
+++ b/chrome/browser/ntp_snippets/fake_download_item.cc
@@ -363,6 +363,11 @@ bool FakeDownloadItem::GetOpened() const {
   return false;
 }
 
+base::Time FakeDownloadItem::GetLastAccessTime() const {
+  NOTREACHED();
+  return base::Time();
+}
+
 content::BrowserContext* FakeDownloadItem::GetBrowserContext() const {
   NOTREACHED();
   return nullptr;
@@ -386,6 +391,10 @@ void FakeDownloadItem::SetOpened(bool opened) {
   NOTREACHED();
 }
 
+void FakeDownloadItem::SetLastAccessTime(const base::Time& time) {
+  NOTREACHED();
+}
+
 void FakeDownloadItem::SetDisplayName(const base::FilePath& name) {
   NOTREACHED();
 }