Added last_access_time to DownloadItem and History DB

content/public/test/mock_download_item.h

Index: content/public/test/mock_download_item.h
diff --git a/content/public/test/mock_download_item.h b/content/public/test/mock_download_item.h
index d99b6a9ce768bd4806eb36941125366d148d428c..ee5508ed3cdea41c478ae6bfbf34c1670aa45619 100644
--- a/content/public/test/mock_download_item.h
+++ b/content/public/test/mock_download_item.h
@@ -98,11 +98,13 @@ class MockDownloadItem : public DownloadItem {
   MOCK_CONST_METHOD0(GetOpenWhenComplete, bool());
   MOCK_METHOD0(GetAutoOpened, bool());
   MOCK_CONST_METHOD0(GetOpened, bool());
+  MOCK_CONST_METHOD0(GetLastAccessTime, base::Time());
   MOCK_CONST_METHOD0(GetBrowserContext, BrowserContext*());
   MOCK_CONST_METHOD0(GetWebContents, WebContents*());
   MOCK_METHOD1(OnContentCheckCompleted, void(DownloadDangerType));
   MOCK_METHOD1(SetOpenWhenComplete, void(bool));
   MOCK_METHOD1(SetOpened, void(bool));
+  MOCK_METHOD1(SetLastAccessTime, void(base::Time));
   MOCK_METHOD1(SetDisplayName, void(const base::FilePath&));
   MOCK_CONST_METHOD1(DebugString, std::string(bool));