chromeos: Add power supply info reading capability

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

Index: chrome/browser/chromeos/chrome_browser_main_chromeos.cc
diff --git a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
index 945778d47f6e8d1f54cdf13d55cefa3fdfb537e1..314561bdb7e2b397ed1b2c4c052373c605723f44 100644
--- a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
+++ b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
@@ -10,7 +10,9 @@
 #include "base/lazy_instance.h"
 #include "base/message_loop.h"
 #include "chrome/browser/chromeos/boot_times_loader.h"
+#include "chrome/browser/chromeos/brightness_observer.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
+#include "chrome/browser/chromeos/cros/power_library.h"
 #include "chrome/browser/chromeos/dbus/dbus_thread_manager.h"
 #include "chrome/browser/chromeos/net/cros_network_change_notifier_factory.h"
 #include "chrome/browser/chromeos/system/statistics_provider.h"
@@ -125,4 +127,17 @@ void ChromeBrowserMainPartsChromeos::PostMainMessageLoopStart() {
   // Initialize DBusThreadManager for the browser. This must be done after
   // the main message loop is started, as it uses the message loop.
   chromeos::DBusThreadManager::Initialize();
+
+  // Initialize the brightness observer so that we'll display an onscreen
+  // indication of brightness changes during login.
+  static chromeos::BrightnessObserver* brightness_observer =
+      new chromeos::BrightnessObserver();
+  chromeos::DBusThreadManager::Get()->power_manager_client()->AddObserver(
+      brightness_observer);

[satorux1, 2011/10/14 05:56:28]

Sorry, I just submitted a patch to clean this up:
http://codereview.chromium.org/8271010/

Please sync your client and fix conflicts carefully.

[Simon Que, 2011/10/18 19:23:06]

Done.

+
+  // Probe for power supply status.
+  static chromeos::PowerManagerClient::Observer* power_lib =

[satorux1, 2011/10/14 05:56:28]

Please remove static.

[Simon Que, 2011/10/18 19:23:06]

Done.

+      chromeos::CrosLibrary::Get()->GetPowerLibrary();
+  chromeos::DBusThreadManager::Get()->power_manager_client()->
+      AddObserver(power_lib);
 }