Switch to standard integer types in chromeos/.

chromeos/dbus/volume_state.h

Index: chromeos/dbus/volume_state.h
diff --git a/chromeos/dbus/volume_state.h b/chromeos/dbus/volume_state.h
index 0d0a30598bca1fbcf6674a966c6ca89246ebad03..caa08483773e6b4a1574ddd5a90e81652ae9e647 100644
--- a/chromeos/dbus/volume_state.h
+++ b/chromeos/dbus/volume_state.h
@@ -5,17 +5,18 @@
 #ifndef CHROMEOS_DBUS_VOLUME_STATE_H_
 #define CHROMEOS_DBUS_VOLUME_STATE_H_
 
+#include <stdint.h>
+
 #include <string>
 
-#include "base/basictypes.h"
 #include "chromeos/chromeos_export.h"
 
 namespace chromeos {
 
 struct CHROMEOS_EXPORT VolumeState {
-  int32 output_volume;
+  int32_t output_volume;
   bool output_system_mute;
-  int32 input_gain;
+  int32_t input_gain;
   bool input_mute;
   bool output_user_mute;