Support dynamic skin layout

This CL adds support for a skin whose layout section is
generated at runtime based on the hardware configuration.

Change-Id: I5f81f665b49ce0f3ec5795d922a08b30c1f34b98
diff --git a/android/cmdline-options.h b/android/cmdline-options.h
index 5e8d59f..16edeac 100644
--- a/android/cmdline-options.h
+++ b/android/cmdline-options.h
@@ -90,6 +90,7 @@
 CFG_PARAM( skin, "<name>", "select a given skin" )
 CFG_FLAG ( no_skin, "don't use any emulator skin" )
 CFG_FLAG ( noskin, "same as -no-skin" )
+CFG_FLAG ( dynamic_skin, "dynamically construct a skin of given size, requires -skin WxH option" )
 CFG_PARAM( memory, "<size>", "physical RAM size in MBs" )
 
 OPT_PARAM( netspeed, "<speed>", "maximum network download/upload speeds" )