Perform install tasks for newly installed or upgraded component apps/extensions.

chrome/browser/performance_monitor/performance_monitor_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 "base/command_line.h"
 #include "base/file_path.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/threading/sequenced_worker_pool.h"
@@ skipping 656 matching lines @@
   const std::string time1 = "12985807272597591";
   const std::string time2 = "12985807272599918";
 
   // Initialize the database.
   AddStateValue(kStateProfilePrefix + first_profile_name_, time1);
   AddStateValue(kStateProfilePrefix + second_profile_name_, time2);
 
   performance_monitor()->CheckForUncleanExits();
   content::RunAllPendingInMessageLoop();
 
-  // Load the second profile, which has also exited uncleanly.
+  // Load the second profile, which has also exited uncleanly. Note that since

[tapted, 2012/11/20 11:26:28]

see http://crbug.com/157717#c7 for more info about why this test is changing

+  // the second profile is new, component extensions will be installed as part
+  // of the browser startup for that profile, generating extra events.
   g_browser_process->profile_manager()->GetProfile(second_profile_path);
   content::RunAllPendingInMessageLoop();
 
   Database::EventVector events = GetEvents();
 
-  const size_t kNumEvents = 2;
-  ASSERT_EQ(kNumEvents, events.size());
-  CheckEventType(EVENT_UNCLEAN_EXIT, events[0]);
-  CheckEventType(EVENT_UNCLEAN_EXIT, events[1]);
+  const size_t kNumUncleanExitEvents = 2;
+  size_t num_unclean_exit_events = 0;
+  for (size_t i = 0; i < events.size(); ++i) {
+    int event_type = -1;
+    if (events[i]->data()->GetInteger("eventType", &event_type) &&
+        event_type == EVENT_EXTENSION_INSTALL) {
+      continue;
+    }
+    CheckEventType(EVENT_UNCLEAN_EXIT, events[i]);
+    ++num_unclean_exit_events;
+  }
+  ASSERT_EQ(kNumUncleanExitEvents, num_unclean_exit_events);
 
   std::string event_profile;
   ASSERT_TRUE(events[0]->data()->GetString("profileName", &event_profile));
   ASSERT_EQ(first_profile_name_, event_profile);
 
   ASSERT_TRUE(events[1]->data()->GetString("profileName", &event_profile));
   ASSERT_EQ(second_profile_name_, event_profile);
 }
 
 IN_PROC_BROWSER_TEST_F(PerformanceMonitorBrowserTest, StartupTime) {
@@ skipping 77 matching lines @@
       test_server()->GetURL(std::string("files/").append("title2.html")));
 
   performance_monitor()->DoTimedCollections();
 
   metrics = GetStats(METRIC_NETWORK_BYTES_READ);
   ASSERT_EQ(2u, metrics.size());
   EXPECT_GE(metrics[1].value, page1_size + page2_size);
 }
 
 }  // namespace performance_monitor