vulkan/android: clean up helpers no longer used

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Mary Guillemard <mary.guillemard@collabora.com>
Acked-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35561>

src/vulkan/runtime/vk_android.c

@@ -65,17 +65,6 @@ vk_android_get_ugralloc(void)
    return _gralloc;
 }
 
-struct u_gralloc *
-vk_android_init_ugralloc(void)
-{
-   return vk_android_get_ugralloc();
-}
-
-void
-vk_android_destroy_ugralloc(void)
-{
-}
-
 /* If any bits in test_mask are set, then unset them and return true. */
 static inline bool
 unmask32(uint32_t *inout_mask, uint32_t test_mask)

src/vulkan/runtime/vk_android.h

@@ -40,8 +40,6 @@ struct AHardwareBuffer;
 
 #if DETECT_OS_ANDROID
 struct u_gralloc *vk_android_get_ugralloc(void);
-struct u_gralloc *vk_android_init_ugralloc(void);
-void vk_android_destroy_ugralloc(void);
 VkResult vk_android_import_anb(struct vk_device *device,
                                const VkImageCreateInfo *pCreateInfo,
                                const VkAllocationCallbacks *alloc,
@@ -61,17 +59,6 @@ vk_android_get_ugralloc(void)
    return NULL;
 }
 
-static inline struct u_gralloc *
-vk_android_init_ugralloc(void)
-{
-   return NULL;
-}
-
-static inline void
-vk_android_destroy_ugralloc(void)
-{
-}
-
 static inline VkResult
 vk_android_import_anb(struct vk_device *device,
                       const VkImageCreateInfo *pCreateInfo,