Reland "Move Vulkan DebugCallback code into tools."

This reverts commit 05d3fe3f100b794abe3f99a770734057960d7da5.

Reason for revert: relanding after fuchsia fixes are in

Original change's description:
> Revert "Move Vulkan DebugCallback code into tools."
> 
> This reverts commit d4b2adeaa929edd1664754ac6621ec524992ef03.
> 
> Reason for revert: Need to revert earlier changes cause of fucshia
> 
> Original change's description:
> > Move Vulkan DebugCallback code into tools.
> > 
> > Bug: skia:
> > Change-Id: Ib356200e86e54f9ff0ba16396874e6fd10cf0465
> > Reviewed-on: https://skia-review.googlesource.com/137424
> > Reviewed-by: Brian Salomon <bsalomon@google.com>
> > Commit-Queue: Greg Daniel <egdaniel@google.com>
> 
> TBR=egdaniel@google.com,jvanverth@google.com,bsalomon@google.com
> 
> # Not skipping CQ checks because original CL landed > 1 day ago.
> 
> Bug: skia:
> Change-Id: I38d4e71dc29c6503f92712be54e22c58956498c5
> Reviewed-on: https://skia-review.googlesource.com/137902
> Reviewed-by: Greg Daniel <egdaniel@google.com>
> Commit-Queue: Greg Daniel <egdaniel@google.com>

TBR=egdaniel@google.com,jvanverth@google.com,bsalomon@google.com

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: skia:
Change-Id: Idb88f21018b9c0e23b62f0a5b12f0fab60373921
Reviewed-on: https://skia-review.googlesource.com/138300
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>

2 files changed, 27 insertions, 19 deletions

diff --git a/tools/sk_app/VulkanWindowContext.cpp b/tools/sk_app/VulkanWindowContext.cpp
index 411f114e63..8e0749ec1b 100644
--- a/tools/sk_app/VulkanWindowContext.cpp
+++ b/tools/sk_app/VulkanWindowContext.cpp
@@ -51,7 +51,8 @@ void VulkanWindowContext::initializeContext() {
 
     GrVkBackendContext backendContext;
     if (!sk_gpu_test::CreateVkBackendContext(fGetInstanceProcAddr, fGetDeviceProcAddr,
-                                             &backendContext, &fPresentQueueIndex, fCanPresentFn)) {
+                                             &backendContext, &fDebugCallback,
+                                             &fPresentQueueIndex, fCanPresentFn)) {
         return;
     }
 
@@ -409,28 +410,26 @@ VulkanWindowContext::~VulkanWindowContext() {
 }
 
 void VulkanWindowContext::destroyContext() {
-    if (!this->isValid()) {
-        return;
-    }
-
-    fQueueWaitIdle(fPresentQueue);
-    fDeviceWaitIdle(fDevice);
+    if (this->isValid()) {
+        fQueueWaitIdle(fPresentQueue);
+        fDeviceWaitIdle(fDevice);
 
-    this->destroyBuffers();
+        this->destroyBuffers();
 
-    if (VK_NULL_HANDLE != fCommandPool) {
-        GR_VK_CALL(fInterface, DestroyCommandPool(fDevice, fCommandPool, nullptr));
-        fCommandPool = VK_NULL_HANDLE;
-    }
+        if (VK_NULL_HANDLE != fCommandPool) {
+            GR_VK_CALL(fInterface, DestroyCommandPool(fDevice, fCommandPool, nullptr));
+            fCommandPool = VK_NULL_HANDLE;
+        }
 
-    if (VK_NULL_HANDLE != fSwapchain) {
-        fDestroySwapchainKHR(fDevice, fSwapchain, nullptr);
-        fSwapchain = VK_NULL_HANDLE;
-    }
+        if (VK_NULL_HANDLE != fSwapchain) {
+            fDestroySwapchainKHR(fDevice, fSwapchain, nullptr);
+            fSwapchain = VK_NULL_HANDLE;
+        }
 
-    if (VK_NULL_HANDLE != fSurface) {
-        fDestroySurfaceKHR(fInstance, fSurface, nullptr);
-        fSurface = VK_NULL_HANDLE;
+        if (VK_NULL_HANDLE != fSurface) {
+            fDestroySurfaceKHR(fInstance, fSurface, nullptr);
+            fSurface = VK_NULL_HANDLE;
+        }
     }
 
     fContext.reset();
@@ -440,6 +439,14 @@ void VulkanWindowContext::destroyContext() {
         fDestroyDevice(fDevice, nullptr);
         fDevice = VK_NULL_HANDLE;
     }
+
+#ifdef SK_ENABLE_VK_LAYERS
+    if (fDebugCallback != VK_NULL_HANDLE) {
+        GR_VK_CALL(fInterface, DestroyDebugReportCallbackEXT(fInstance, fDebugCallback,
+                                                             nullptr));
+    }
+#endif
+
     fPhysicalDevice = VK_NULL_HANDLE;
 
     if (VK_NULL_HANDLE != fInstance) {
diff --git a/tools/sk_app/VulkanWindowContext.h b/tools/sk_app/VulkanWindowContext.h
index 79298f6b38..3d9687b674 100644
--- a/tools/sk_app/VulkanWindowContext.h
+++ b/tools/sk_app/VulkanWindowContext.h
@@ -68,6 +68,7 @@ private:
     VkInstance fInstance = VK_NULL_HANDLE;
     VkPhysicalDevice fPhysicalDevice = VK_NULL_HANDLE;
     VkDevice fDevice = VK_NULL_HANDLE;
+    VkDebugReportCallbackEXT fDebugCallback = VK_NULL_HANDLE;
 
     // simple wrapper class that exists only to initialize a pointer to NULL
     template <typename FNPTR_TYPE> class VkPtr {