device_limits: move vkEnumerate*Properties around

Move them toward the end of the file.
diff --git a/layers/device_limits.cpp b/layers/device_limits.cpp
index c6fb745..90dee4a 100644
--- a/layers/device_limits.cpp
+++ b/layers/device_limits.cpp
@@ -93,38 +93,11 @@
 
 static const VkExtensionProperties instance_extensions[] = {{VK_EXT_DEBUG_REPORT_EXTENSION_NAME, VK_EXT_DEBUG_REPORT_SPEC_VERSION}};
 
-VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL
-vkEnumerateInstanceExtensionProperties(const char *pLayerName, uint32_t *pCount, VkExtensionProperties *pProperties) {
-    return util_GetExtensionProperties(1, instance_extensions, pCount, pProperties);
-}
-
-VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL vkEnumerateDeviceExtensionProperties(VkPhysicalDevice physicalDevice,
-                                                                                    const char *pLayerName, uint32_t *pCount,
-                                                                                    VkExtensionProperties *pProperties) {
-    if (pLayerName == NULL) {
-        dispatch_key key = get_dispatch_key(physicalDevice);
-        layer_data *my_data = get_my_data_ptr(key, layer_data_map);
-        return my_data->instance_dispatch_table->EnumerateDeviceExtensionProperties(physicalDevice, NULL, pCount, pProperties);
-    } else {
-        return util_GetExtensionProperties(0, nullptr, pCount, pProperties);
-    }
-}
-
 static const VkLayerProperties dl_global_layers[] = {{
     "VK_LAYER_LUNARG_device_limits", VK_LAYER_API_VERSION, 1, "LunarG Validation Layer",
 }};
 
 VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL
-vkEnumerateInstanceLayerProperties(uint32_t *pCount, VkLayerProperties *pProperties) {
-    return util_GetLayerProperties(ARRAY_SIZE(dl_global_layers), dl_global_layers, pCount, pProperties);
-}
-
-VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL
-vkEnumerateDeviceLayerProperties(VkPhysicalDevice physicalDevice, uint32_t *pCount, VkLayerProperties *pProperties) {
-    return util_GetLayerProperties(ARRAY_SIZE(dl_global_layers), dl_global_layers, pCount, pProperties);
-}
-
-VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL
 vkCreateInstance(const VkInstanceCreateInfo *pCreateInfo, const VkAllocationCallbacks *pAllocator, VkInstance *pInstance) {
     VkLayerInstanceCreateInfo *chain_info = get_chain_info(pCreateInfo, VK_LAYER_LINK_INFO);
 
@@ -686,6 +659,18 @@
                                                             pMsg);
 }
 
+VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL vkEnumerateDeviceExtensionProperties(VkPhysicalDevice physicalDevice,
+                                                                                    const char *pLayerName, uint32_t *pCount,
+                                                                                    VkExtensionProperties *pProperties) {
+    if (pLayerName == NULL) {
+        dispatch_key key = get_dispatch_key(physicalDevice);
+        layer_data *my_data = get_my_data_ptr(key, layer_data_map);
+        return my_data->instance_dispatch_table->EnumerateDeviceExtensionProperties(physicalDevice, NULL, pCount, pProperties);
+    } else {
+        return util_GetExtensionProperties(0, nullptr, pCount, pProperties);
+    }
+}
+
 VK_LAYER_EXPORT VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vkGetDeviceProcAddr(VkDevice dev, const char *funcName) {
     if (!strcmp(funcName, "vkGetDeviceProcAddr"))
         return (PFN_vkVoidFunction)vkGetDeviceProcAddr;
@@ -781,3 +766,18 @@
         return pTable->GetInstanceProcAddr(instance, funcName);
     }
 }
+
+VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL
+vkEnumerateInstanceLayerProperties(uint32_t *pCount, VkLayerProperties *pProperties) {
+    return util_GetLayerProperties(ARRAY_SIZE(dl_global_layers), dl_global_layers, pCount, pProperties);
+}
+
+VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL
+vkEnumerateDeviceLayerProperties(VkPhysicalDevice physicalDevice, uint32_t *pCount, VkLayerProperties *pProperties) {
+    return util_GetLayerProperties(ARRAY_SIZE(dl_global_layers), dl_global_layers, pCount, pProperties);
+}
+
+VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL
+vkEnumerateInstanceExtensionProperties(const char *pLayerName, uint32_t *pCount, VkExtensionProperties *pProperties) {
+    return util_GetExtensionProperties(1, instance_extensions, pCount, pProperties);
+}