base: Make ScopedVector::clear() destroy elements.

chrome/browser/geolocation/chrome_geolocation_permission_context_unittest.cc

 // Copyright (c) 2012 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 <set>
 #include <string>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/hash_tables.h"
@@ skipping 225 matching lines @@
 }
 
 void GeolocationPermissionContextTests::SetUp() {
   db_thread_.Start();
   TabContentsTestHarness::SetUp();
   geolocation_permission_context_ =
       new ChromeGeolocationPermissionContext(profile());
 }
 
 void GeolocationPermissionContextTests::TearDown() {
-  extra_tabs_.reset();
+  extra_tabs_.clear();
   TabContentsTestHarness::TearDown();
   // Schedule another task on the DB thread to notify us that it's safe to
   // carry on with the test.
   base::WaitableEvent done(false, false);
   BrowserThread::PostTask(BrowserThread::DB, FROM_HERE,
       base::Bind(&base::WaitableEvent::Signal, base::Unretained(&done)));
   done.Wait();
   db_thread_.Stop();
 }
 
@@ skipping 377 matching lines @@
   ASSERT_FALSE(infobar_0->ShouldExpire(details));
   // Commit the "GoBack()" above, and ensure the infobar is now expired.
   WebContentsTester::For(contents())->CommitPendingNavigation();
   details.entry = contents()->GetController().GetLastCommittedEntry();
   ASSERT_TRUE(infobar_0->ShouldExpire(details));
 
   // Delete the tab contents.
   DeleteContents();
   infobar_0->InfoBarClosed();
 }