am 2e736e5c: Fix derivate offset in cube map verification code
am 2e736e5c: Fix derivate offset in cube map verification code

* commit '2e736e5cc21486837e98cae3c9303751f9a15c79':
  Fix derivate offset in cube map verification code

googlestadia/VK-GL-CTS,geekboxzone/mmallow_external_deqp,KhronosGroup/VK-GL-CTS,geekboxzone/mmallow_external_deqp,maurossi/deqp,googlestadia/VK-GL-CTS,MIPS/external-deqp,KhronosGroup/VK-GL-CTS,android-ia/platform_external_deqp,KhronosGroup/VK-GL-CTS,maurossi/deqp,Omegaphora/external_deqp,maurossi/deqp,KhronosGroup/VK-GL-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/Vulkan-CTS,geekboxzone/lollipop_external_deqp,MIPS/external-deqp,KhronosGroup/VK-GL-CTS,Omegaphora/external_deqp,googlestadia/VK-GL-CTS,geekboxzone/mmallow_external_deqp,android-ia/platform_external_deqp,chadversary/deqp,KhronosGroup/Vulkan-CTS,MIPS/external-deqp,chadversary/deqp,googlestadia/VK-GL-CTS,googlestadia/VK-GL-CTS,android-ia/platform_external_deqp,Omegaphora/external_deqp,maurossi/deqp,KhronosGroup/Vulkan-CTS,KhronosGroup/Vulkan-CTS,geekboxzone/lollipop_external_deqp,KhronosGroup/VK-GL-CTS,geekboxzone/mmallow_external_deqp,maurossi/deqp,chadversary/deqp,Omegaphora/external_deqp,geekboxzone/lollipop_external_deqp,MIPS/external-deqp,Omegaphora/external_deqp,android-ia/platform_external_deqp,android-ia/platform_external_deqp,googlestadia/VK-GL-CTS,geekboxzone/mmallow_external_deqp,android-ia/platform_external_deqp,geekboxzone/lollipop_external_deqp,geekboxzone/lollipop_external_deqp,maurossi/deqp,geekboxzone/lollipop_external_deqp,chadversary/deqp,KhronosGroup/Vulkan-CTS,Omegaphora/external_deqp,geekboxzone/mmallow_external_deqp,chadversary/deqp,MIPS/external-deqp,MIPS/external-deqp,chadversary/deqp