merge upstream changes

services/sync/modules/engines/history.js

@@ -165,6 +165,7 @@ HistoryStore.prototype = {
 
   get _urlStm() {
     this._log.trace("Creating SQL statement: _urlStm");
+    try {
       let stm = this._db.createStatement(
       "SELECT * FROM " +
         "(SELECT url,title FROM moz_places_temp WHERE id = :id LIMIT 1) " +
@@ -175,6 +176,14 @@ HistoryStore.prototype = {
         "LIMIT 1 " +
       ") " +
       "LIMIT 1");
+    } catch (e) {
+      // On Fennec, this gets an error that there is no such table
+      // as moz_places_temp in existence
+      /*this._log.warn("moz_places_view exists?");
+      this._log.warn( this._db.tableExists("moz_places_view"));*/
+      this._log.warn(this._db.lastErrorString);
+      throw(e);
+    }
     this.__defineGetter__("_urlStm", function() stm);
     return stm;
   },