Update the location of extract_actions.py in comments.

chrome/browser/chromeos/external_metrics.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 "chrome/browser/chromeos/external_metrics.h"
 
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ skipping 73 matching lines @@
   // Announce the experiment to any listeners (especially important is the UMA
   // software, which will append the group names to UMA statistics).
   const int group_num = trial->group();
   std::string group_char = "x";
   if (ContainsKey(group_to_char, group_num))
     group_char = group_to_char[group_num];
 
   // Write the group to the file to be read by ChromeOS.
   int size = static_cast<int>(group_char.length());
   if (file_util::WriteFile(group_file_path, group_char.c_str(), size) == size) {
-    LOG(INFO) << "Configured in group '" << trial->group_name()
-              << "' ('" << group_char << "') for "
-              << name_of_experiment << " field trial";
+    VLOG(1) << "Configured in group '" << trial->group_name()
+            << "' ('" << group_char << "') for "
+            << name_of_experiment << " field trial";
   } else {
     LOG(ERROR) << "Couldn't write to " << group_file_path.value();
   }
 }
 
 }  // namespace
 
 // The interval between external metrics collections in seconds
 static const int kExternalMetricsCollectionIntervalSeconds = 30;
 
 ExternalMetrics::ExternalMetrics() : test_recorder_(NULL) {}
 
 ExternalMetrics::~ExternalMetrics() {}
 
 void ExternalMetrics::Start() {
   // Register user actions external to the browser.
-  // chrome/tools/extract_actions.py won't understand these lines, so all of
-  // these are explicitly added in that script.
+  // tools/metrics/actions/extract_actions.py won't understand these lines, so
+  // all of these are explicitly added in that script.
   // TODO(derat): We shouldn't need to verify actions before reporting them;
   // remove all of this once http://crosbug.com/11125 is fixed.
   valid_user_actions_.insert("Cryptohome.PKCS11InitFail");
   valid_user_actions_.insert("Updater.ServerCertificateChanged");
   valid_user_actions_.insert("Updater.ServerCertificateFailed");
 
   // Initialize here field trials that don't need to read from files.
   // (None for the moment.)
 
   // Initialize any chromeos field trials that need to read from a file (e.g.,
@@ skipping 227 matching lines @@
 void ExternalMetrics::SetupFieldTrialsOnFileThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
   // Field trials that do not read from files can be initialized in
   // ExternalMetrics::Start() above.
   SetupProgressiveScanFieldTrial();
 
   ScheduleCollector();
 }
 
 }  // namespace chromeos