Vulkan: Synchronize copies/draws to the swap chain.

Grab RenderDoc after creating the Vulkan instance

src/xenia/ui/vulkan/vulkan_instance.cc

@@ -66,9 +66,6 @@ bool VulkanInstance::Initialize(Window* any_target_window) {
   auto version = Version::Parse(VK_API_VERSION);
   XELOGVK("Initializing Vulkan %s...", version.pretty_string.c_str());
 
-  // Hook into renderdoc, if it's available.
-  EnableRenderDoc();
-
   // Get all of the global layers and extensions provided by the system.
   if (!QueryGlobals()) {
     XELOGE("Failed to query instance globals");
@@ -88,6 +85,9 @@ bool VulkanInstance::Initialize(Window* any_target_window) {
     return false;
   }
 
+  // Hook into renderdoc, if it's available.
+  EnableRenderDoc();
+
   XELOGVK("Instance initialized successfully!");
   return true;
 }