message: Vulkan: Choose correct libvulkan on Android
  Contrary to Linux, libvulkan.so on Android doesn't have the additional
  .1 at the end (libvulkan.so.1 on Linux)
diff: #include <iostream>
  -#if DAWN_PLATFORM_LINUX
  +#if defined(DAWN_PLATFORM_LINUX)
  +# if defined(DAWN_PLATFORM_ANDROID)
  +const char kVulkanLibName[] = "libvulkan.so";
  +# else
  const char kVulkanLibName[] = "libvulkan.so.1";
  -#elif DAWN_PLATFORM_WINDOWS
  +# endif
  +#elif defined(DAWN_PLATFORM_WINDOWS)
  const char kVulkanLibName[] = "vulkan-1.dll";
  -#elif DAWN_PLATFORM_FUCHSIA
  +#elif defined(DAWN_PLATFORM_FUCHSIA)
  const char kVulkanLibName[] = "libvulkan.so";
  #else
  # error "Unimplemented Vulkan backend platform"
  