AndroidProvider: Add history for bookmarks if it doesn't exist.

chrome/browser/history/android/android_provider_backend.h

Index: chrome/browser/history/android/android_provider_backend.h
diff --git a/chrome/browser/history/android/android_provider_backend.h b/chrome/browser/history/android/android_provider_backend.h
index 72e0c5ac1766c7436a4ec5103588c3198c8a8174..2f12223e0d9eaa80b8589ec7e2249f32f4c2bdea 100644
--- a/chrome/browser/history/android/android_provider_backend.h
+++ b/chrome/browser/history/android/android_provider_backend.h
@@ -207,8 +207,11 @@ class AndroidProviderBackend {
   // Inserts the given values and returns the URLID of the inserted row.
   // The notifications are returned in |notifications| and the ownership of them
   // is transfered to caller.
+  // The tables will no be updated before the insertion if the |update_tables|

[sky, 2012/08/07 18:31:43]

Can you make this more explicit, eg:
rename update_tables to something like invoke_ensureInitialized_and_updated
and a comment like. If |invoke_ensure_initialized_and_updated| is true
EnsureInitializedAndUpdated() is invoked prior to insertion.

[michaelbai, 2012/08/07 19:21:32]

Done.

+  // is false.
   AndroidURLID InsertHistoryAndBookmark(const HistoryAndBookmarkRow& values,
-                                        HistoryNotifications* notifications);
+                                        HistoryNotifications* notifications,
+                                        bool update_tables);
 
   // Deletes the specified rows and returns the number of the deleted rows in
   // |deleted_count|.