Added frame timing functions to android base class
Added frame timing functions to android base class

dreadwords/Vulkan,ming4883/Vulkan,jherico/Vulkan,SaschaWillems/Vulkan,SaschaWillems/Vulkan,SaschaWillems/Vulkan,grim210/Vulkan,ming4883/Vulkan,ming4883/Vulkan,martty/Vulkan,jpbruyere/Vulkan,grim210/Vulkan,jpbruyere/Vulkan,SaschaWillems/Vulkan,SaschaWillems/Vulkan,jaakkowork/Vulkan,jherico/Vulkan,jaakkowork/Vulkan