Remove dEQP workaround for GCC prescott internal compiler error.
Remove dEQP workaround for GCC prescott internal compiler error.

Bug: 18178209
Bug: 18171557
Bug: 18174291
Change-Id: I9bfab4be7ad8336fe1d74fbaa633663e6b3f0c4f

geekboxzone/mmallow_external_deqp,chadversary/deqp,googlestadia/VK-GL-CTS,googlestadia/VK-GL-CTS,maurossi/deqp,googlestadia/VK-GL-CTS,maurossi/deqp,KhronosGroup/Vulkan-CTS,geekboxzone/mmallow_external_deqp,KhronosGroup/VK-GL-CTS,googlestadia/VK-GL-CTS,googlestadia/VK-GL-CTS,geekboxzone/mmallow_external_deqp,googlestadia/VK-GL-CTS,geekboxzone/mmallow_external_deqp,geekboxzone/mmallow_external_deqp,KhronosGroup/Vulkan-CTS,chadversary/deqp,maurossi/deqp,KhronosGroup/Vulkan-CTS,chadversary/deqp,KhronosGroup/Vulkan-CTS,chadversary/deqp,chadversary/deqp,KhronosGroup/VK-GL-CTS,KhronosGroup/Vulkan-CTS,maurossi/deqp,KhronosGroup/VK-GL-CTS,geekboxzone/mmallow_external_deqp,maurossi/deqp,maurossi/deqp,KhronosGroup/Vulkan-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/VK-GL-CTS,chadversary/deqp