Made it possible to tell whether an extension is being installed or updated.

chrome/browser/policy/policy_browsertest.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 <algorithm>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 1284 matching lines @@
   forcelist.Append(base::Value::CreateStringValue(base::StringPrintf(
       "%s;%s", kGoodCrxId, url.spec().c_str())));
   PolicyMap policies;
   policies.Set(key::kExtensionInstallForcelist, POLICY_LEVEL_MANDATORY,
                POLICY_SCOPE_USER, forcelist.DeepCopy());
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_EXTENSION_INSTALLED,
       content::NotificationService::AllSources());
   UpdateProviderPolicy(policies);
   observer.Wait();
-  content::Details<const extensions::Extension> details = observer.details();
-  EXPECT_EQ(kGoodCrxId, details->id());
-  EXPECT_EQ(details.ptr(), service->GetExtensionById(kGoodCrxId, true));
+  content::Details<const extensions::InstalledExtensionInfo> details =
+      observer.details();
+  const extensions::Extension* extension = details->extension;
+  EXPECT_EQ(kGoodCrxId, extension->id());
+  EXPECT_EQ(extension, service->GetExtensionById(kGoodCrxId, true));
   // The user is not allowed to uninstall force-installed extensions.
   UninstallExtension(kGoodCrxId, false);
 }
 
 IN_PROC_BROWSER_TEST_F(PolicyTest, ExtensionAllowedTypes) {
   // Verifies that extensions are blocked if policy specifies an allowed types
   // list and the extension's type is not on that list.
   ExtensionService* service = extension_service();
   ASSERT_FALSE(service->GetExtensionById(kGoodCrxId, true));
   ASSERT_FALSE(service->GetExtensionById(kHostedAppCrxId, true));
@@ skipping 50 matching lines @@
   policies.Set(key::kExtensionInstallSources, POLICY_LEVEL_MANDATORY,
                POLICY_SCOPE_USER, install_sources.DeepCopy());
   UpdateProviderPolicy(policies);
 
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_EXTENSION_INSTALLED,
       content::NotificationService::AllSources());
   PerformClick(1, 0);
   observer.Wait();
 
-  content::Details<const extensions::Extension> details = observer.details();
-  EXPECT_EQ(kAdBlockCrxId, details->id());
+  content::Details<const extensions::InstalledExtensionInfo> details =
+      observer.details();
+  EXPECT_EQ(kAdBlockCrxId, details->extension->id());
 
   // The first extension shouldn't be present, the second should be there.
   EXPECT_FALSE(extension_service()->GetExtensionById(kGoodCrxId, true));
   EXPECT_TRUE(extension_service()->GetExtensionById(kAdBlockCrxId, false));
 }
 
 IN_PROC_BROWSER_TEST_F(PolicyTest, HomepageLocation) {
   // Verifies that the homepage can be configured with policies.
   // Set a default, and check that the home button navigates there.
   browser()->profile()->GetPrefs()->SetString(
@@ skipping 680 matching lines @@
           GetDefaultVariationsServerURLForTesting();
 
   // Policy is applied and pref is already updated in local state.
   EXPECT_EQ(default_variations_url + "?restrict=restricted",
             chrome_variations::VariationsService::GetVariationsServerURL(
                 g_browser_process->local_state()).spec());
 }
 #endif
 
 }  // namespace policy