CHROMIUM: Fix comment typos in chromeos_acpi.h

drivers/platform/x86/chromeos_acpi.h

 #ifndef _DRIVERS_PLATFORM_X86_CHROMEOS_ACPI_H
 #define _DRIVERS_PLATFORM_X86_CHROMEOS_ACPI_H
 
 #include <linux/types.h>
 
 #define NVRAM_BYTES (128 - NVRAM_FIRST_BYTE) /* from drivers/char/nvram.c */
 
 #define CHNV_DEBUG_RESET_FLAG   0x40         /* flag for S3 reboot */
 #define CHNV_RECOVERY_FLAG      0x80         /* flag for recovery reboot */
 
 #define CHSW_RECOVERY_FW        0x00000002   /* recovery button depressed */
 #define CHSW_RECOVERY_EC        0x00000004   /* recovery button depressed */
 #define CHSW_DEVELOPER_MODE     0x00000020   /* developer switch set */
 #define CHSW_WP                 0x00000200   /* write-protect (optional) */
 
 /*
- * Structure containing one ACPi exported integer along with the validity
+ * Structure containing one ACPI exported integer along with the validity
  * flag.
  */
 struct chromeos_acpi_datum {
         unsigned cad_value;
         bool     cad_is_set;
 };
 
 /*
- * Structure containg the set of ACPI exported integers required by chromeos
+ * Structure containing the set of ACPI exported integers required by chromeos
  * wrapper.
  */
 struct chromeos_acpi_if {
         struct chromeos_acpi_datum      switch_state;
         struct chromeos_acpi_datum      nv_base;
         struct chromeos_acpi_datum      nv_size;
 };
 
 
 extern struct chromeos_acpi_if chromeos_acpi_if_data;
 
 #endif /* _DRIVERS_PLATFORM_X86_CHROMEOS_ACPI_H */