Template methods on Timer classes instead of the classes themselves.

chrome/browser/android/omnibox/autocomplete_controller_android.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/android/omnibox/autocomplete_controller_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string16.h"
@@ skipping 62 matching lines @@
   explicit ZeroSuggestPrefetcher(Profile* profile);
 
  private:
   ~ZeroSuggestPrefetcher() override;
   void SelfDestruct();
 
   // AutocompleteControllerDelegate:
   void OnResultChanged(bool default_match_changed) override;
 
   scoped_ptr<AutocompleteController> controller_;
-  base::OneShotTimer<ZeroSuggestPrefetcher> expire_timer_;
+  base::OneShotTimer expire_timer_;
 };
 
 ZeroSuggestPrefetcher::ZeroSuggestPrefetcher(Profile* profile)
     : controller_(new AutocompleteController(
           make_scoped_ptr(new ChromeAutocompleteProviderClient(profile)),
           this,
           AutocompleteProvider::TYPE_ZERO_SUGGEST)) {
   // Creating an arbitrary fake_request_source to avoid passing in an invalid
   // AutocompleteInput object.
   base::string16 fake_request_source(base::ASCIIToUTF16(
@@ skipping 467 matching lines @@
     return;
 
   // ZeroSuggestPrefetcher deletes itself after it's done prefetching.
   new ZeroSuggestPrefetcher(profile);
 }
 
 // Register native methods
 bool RegisterAutocompleteControllerAndroid(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }