AOSP: Sync TMO ramdisk with CM

Change-Id: I145aba226c10830bc4d1afb12012ad0b32b1cd27
Merge Ktoonz AOSP ramdisk

Change-Id: Iadef5bd3116b183fafd8019969aa617708e9de15
Sync CM ramdisk

Change-Id: Ia89955473dfee3acc2d29beeed0e4770048d7866