chrome/browser/chrome_child_process_watcher.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/chrome_child_process_watcher.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/metrics/histogram.h"
   9 #include "chrome/common/chrome_result_codes.h"
  10 #include "chrome/common/chrome_switches.h"
  11 #include "content/public/browser/browser_child_process_observer.h"
  12 #include "content/public/browser/child_process_data.h"
  13
  14 namespace {
  15
  16 void AnalyzeCrash(int exit_code) {
  17   if (exit_code == chrome::RESULT_CODE_INVALID_SANDBOX_STATE) {
  18     base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
  19     const bool no_startup_window =
  20         command_line->HasSwitch(switches::kNoStartupWindow);
  21     UMA_HISTOGRAM_BOOLEAN(
  22         "ChildProcess.InvalidSandboxStateCrash.NoStartupWindow",
  23         no_startup_window);
  24   }
  25 }
  26
  27 }  // namespace
  28
  29 ChromeChildProcessWatcher::ChromeChildProcessWatcher() {
  30   BrowserChildProcessObserver::Add(this);
  31 }
  32
  33 ChromeChildProcessWatcher::~ChromeChildProcessWatcher() {
  34   BrowserChildProcessObserver::Remove(this);
  35 }
  36
  37 void ChromeChildProcessWatcher::BrowserChildProcessCrashed(
  38     const content::ChildProcessData& data,
  39     int exit_code) {
  40   AnalyzeCrash(exit_code);
  41 }