Remove USE_LINUX_BREAKPAD ifdef since we don't need it for chromium anymore.

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

 // Copyright (c) 2013 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/chrome_browser_main_chromeos.h"
 
 #include <string>
 #include <vector>
 
 #include "ash/ash_switches.h"
@@ skipping 106 matching lines @@
 
 // Exclude X11 dependents for ozone
 #if defined(USE_X11)
 #include "chrome/browser/chromeos/device_uma.h"
 #endif
 
 namespace chromeos {
 
 namespace {
 
-#if defined(USE_LINUX_BREAKPAD)
 void ChromeOSVersionCallback(const std::string& version) {
   base::SetLinuxDistro(std::string("CrOS ") + version);
 }
 
-#endif
-
 class MessageLoopObserver : public base::MessageLoopForUI::Observer {
   virtual base::EventStatus WillProcessEvent(
       const base::NativeEvent& event) OVERRIDE {
     return base::EVENT_CONTINUE;
   }
 
   virtual void DidProcessEvent(
       const base::NativeEvent& event) OVERRIDE {
   }
 };
@@ skipping 408 matching lines @@
 
   // Initialize magnification manager before ash tray is created. And this must
   // be placed after UserManager::SessionStarted();
   AccessibilityManager::Initialize();
   MagnificationManager::Initialize();
 
   // Add observers for WallpaperManager. This depends on PowerManagerClient,
   // TimezoneSettings and CrosSettings.
   WallpaperManager::Get()->AddObservers();
 
-#if defined(USE_LINUX_BREAKPAD)
   cros_version_loader_.GetVersion(VersionLoader::VERSION_FULL,
                                   base::Bind(&ChromeOSVersionCallback),
                                   &tracker_);
-#endif
 
   storage_monitor_.reset(new StorageMonitorCros());
 
   // Make sure that wallpaper boot transition and other delays in OOBE
   // are disabled for tests and kiosk app launch by default.
   // Individual tests may enable them if they want.
   if (parsed_command_line().HasSwitch(::switches::kTestType) ||
       ShouldAutoLaunchKioskApp(parsed_command_line())) {
     WizardController::SetZeroDelays();
   }
@@ skipping 270 matching lines @@
   ChromeBrowserMainPartsLinux::PostDestroyThreads();
   // Destroy DeviceSettingsService after g_browser_process.
   DeviceSettingsService::Shutdown();
 }
 
 void ChromeBrowserMainPartsChromeos::SetupPlatformFieldTrials() {
   default_pinned_apps_field_trial::SetupTrial();
 }
 
 }  //  namespace chromeos