vulkan: KHR_swapchain_front_buffered -> KHR_shared_presentable_image

Tracking Khronos naming churn
V2: More churn, no longer shared_image_swapchain.

Test: build
Change-Id: I88b11b47f2fd2f96e1f27f900a65b599aec470af
diff --git a/vulkan/api/vulkan.api b/vulkan/api/vulkan.api
index b8a5c1c..3b79d5a 100644
--- a/vulkan/api/vulkan.api
+++ b/vulkan/api/vulkan.api
@@ -150,8 +150,8 @@
 @extension("VK_NVX_device_generated_commands") define VK_NVX_DEVICE_GENERATED_COMMANDS_SPEC_VERSION 1
 @extension("VK_NVX_device_generated_commands") define VK_NVX_DEVICE_GENERATED_COMMANDS_EXTENSION_NAME "VK_NVX_device_generated_commands"
 
-@extension("VK_KHR_swapchain_front_buffered") define VK_KHR_SWAPCHAIN_FRONT_BUFFERED_SPEC_VERSION 1
-@extension("VK_KHR_swapchain_front_buffered") define VK_KHR_SWAPCHAIN_FRONT_BUFFERED_EXTENSION_NAME "VK_KHR_swapchain_front_buffered"
+@extension("VK_KHR_shared_presentable_image") define VK_KHR_SHARED_PRESENTABLE_IMAGE_SPEC_VERSION 1
+@extension("VK_KHR_shared_presentable_image") define VK_KHR_SHARED_PRESENTABLE_IMAGE_EXTENSION_NAME "VK_KHR_shared_presentable_image"
 
 
 
@@ -927,10 +927,10 @@
     VK_PRESENT_MODE_MAILBOX_KHR                             = 0x00000001,
     VK_PRESENT_MODE_FIFO_KHR                                = 0x00000002,
     VK_PRESENT_MODE_FIFO_RELAXED_KHR                        = 0x00000003,
-    //@extension("VK_KHR_swapchain_front_buffered")
-    VK_PRESENT_MODE_FRONT_BUFFERED_DEMAND_REFRESH_KHR       = 1000111000,
-    //@extension("VK_KHR_swapchain_front_buffered")
-    VK_PRESENT_MODE_FRONT_BUFFERED_CONTINUOUS_REFRESH_KHR   = 1000111001,
+    //@extension("VK_KHR_shared_presentable_image")
+    VK_PRESENT_MODE_SHARED_DEMAND_REFRESH_KHR       = 1000111000,
+    //@extension("VK_KHR_shared_presentable_image")
+    VK_PRESENT_MODE_SHARED_CONTINUOUS_REFRESH_KHR   = 1000111001,
 }
 
 @extension("VK_KHR_surface")
@@ -6116,7 +6116,7 @@
         VkDeviceGeneratedCommandsLimitsNVX*         pLimits) {
 }
 
-@extension("VK_KHR_swapchain_front_buffered")
+@extension("VK_KHR_shared_presentable_image")
 cmd VkResult vkGetSwapchainStatusKHR(
         VkDevice                                    device,
         VkSwapchainKHR                              swapchain) {