Chromebooks: mainboard.c: Do not spell Chromebook in CamelCase

»Chromebook« is the official spelling [1]. So correct that with
the following command.

    $ git grep -l ChromeBook | xargs sed -i s,ChromeBook,Chromebook,

The incorrect spelling was only used for the chip name.

[1] http://www.google.com/intl/en/chrome/devices/hp-pavilion-chromebook.html#hp-pav

Change-Id: I9c19f399a3e3d36bd644ec375822daa384a14961
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/2370
Tested-by: build bot (Jenkins)
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-by: Marc Jones <marcj303@gmail.com>

src/mainboard/google/butterfly/mainboard.c

@@ -502,6 +502,6 @@ static void mainboard_enable(device_t dev)
 }
 
 struct chip_operations mainboard_ops = {
-	CHIP_NAME("Google Butterfly ChromeBook")
+	CHIP_NAME("Google Butterfly Chromebook")
 	.enable_dev = mainboard_enable,
 };

src/mainboard/google/parrot/mainboard.c

@@ -323,6 +323,6 @@ static void mainboard_enable(device_t dev)
 }
 
 struct chip_operations mainboard_ops = {
-	CHIP_NAME("Google Parrot ChromeBook")
+	CHIP_NAME("Google Parrot Chromebook")
 	.enable_dev = mainboard_enable,
 };

src/mainboard/google/snow/mainboard.c

@@ -70,7 +70,7 @@ int board_get_config(void)
 
 #if 0
 struct chip_operations mainboard_ops = {
-	.name	= "Samsung/Google ARM ChromeBook",
+	.name	= "Samsung/Google ARM Chromebook",
 	.enable_dev = mainboard_enable,
 };
 #endif