Fix issues related to <all_urls> in extensions.

chrome/common/extensions/extension_permission_set_unittest.cc

 // Copyright (c) 2011 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/common/extensions/extension_permission_set.h"
 
 #include "base/json/json_value_serializer.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/utf_string_conversions.h"
@@ skipping 327 matching lines @@
   expected_apis.insert(ExtensionAPIPermission::kTab);
   expected_apis.insert(ExtensionAPIPermission::kProxy);
   expected_apis.insert(ExtensionAPIPermission::kClipboardWrite);
   expected_apis.insert(ExtensionAPIPermission::kPlugin);
 
   AddPattern(&explicit_hosts2, "http://*.example.com/*");
   AddPattern(&scriptable_hosts2, "http://*.google.com/*");
   AddPattern(&expected_explicit_hosts, "http://*.example.com/*");
   AddPattern(&expected_scriptable_hosts, "http://*.google.com/*");
 
-  effective_hosts.ClearPatterns();
-  AddPattern(&effective_hosts, "<all_urls>");
+  URLPatternSet::CreateUnion(
+      explicit_hosts2, scriptable_hosts2, &effective_hosts);
 
   set2 = new ExtensionPermissionSet(apis2, explicit_hosts2, scriptable_hosts2);
   union_set = ExtensionPermissionSet::CreateUnion(set1.get(), set2.get());
 
   EXPECT_FALSE(set1->Contains(*set2));
   EXPECT_FALSE(set1->Contains(*union_set));
   EXPECT_FALSE(set2->Contains(*set1));
   EXPECT_FALSE(set2->Contains(*union_set));
   EXPECT_TRUE(union_set->Contains(*set1));
   EXPECT_TRUE(union_set->Contains(*set2));
@@ skipping 731 matching lines @@
   AddPattern(&non_empty_extent, "http://www.google.com/*");
 
   perm_set = new ExtensionPermissionSet(
       empty_apis, non_empty_extent, empty_extent);
   EXPECT_FALSE(perm_set->IsEmpty());
 
   perm_set = new ExtensionPermissionSet(
       empty_apis, empty_extent, non_empty_extent);
   EXPECT_FALSE(perm_set->IsEmpty());
 }