Request power status update from power manager when power button view gets created.

chrome/browser/chromeos/dbus/power_manager_client.cc

 // Copyright (c) 2011 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/dbus/power_manager_client.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/format_macros.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 190 matching lines @@
         !reader.PopInt64(&status.battery_seconds_to_empty) ||
         !reader.PopInt64(&status.battery_seconds_to_full) ||
         !reader.PopDouble(&status.battery_percentage) ||
         !reader.PopBool(&status.battery_is_present) ||
         !reader.PopBool(&status.battery_is_full)) {
       LOG(ERROR) << "Error reading response from powerd: "
                  << response->ToString();
       return;
     }
 
+    // This is a temp hack that will be removed in few days.

[satorux1, 2011/11/11 21:00:22]

Please start the comment with // TODO(tbarzic):

It would also be nice to include a crosbug.com URL

[tbarzic, 2011/11/11 21:09:33]

OK

+    // Right now power manager sets line_power_on to true if neither line_power
+    // nor battery system path can't be found. I'm changing that so we can
+    // detect that device doesn't have battery (e.g. Newton). This is to ensure
+    // nothing gets broken until real Chrome side patch lands.
+    status.line_power_on |= !status.battery_is_present;
+
     VLOG(1) << "Power status: " << status.ToString();
     FOR_EACH_OBSERVER(Observer, observers_, PowerChanged(status));
   }
 
   dbus::ObjectProxy* power_manager_proxy_;
   ObserverList<Observer> observers_;
   base::WeakPtrFactory<PowerManagerClientImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PowerManagerClientImpl);
 };
@@ skipping 88 matching lines @@
 
 PowerManagerClient* PowerManagerClient::Create(dbus::Bus* bus) {
   if (system::runtime_environment::IsRunningOnChromeOS()) {
     return new PowerManagerClientImpl(bus);
   } else {
     return new PowerManagerClientStubImpl();
   }
 }
 
 }  // namespace chromeos