Reland "Reland "Add support for Linux GPU info with Vulkan backend""

This is a reland of 9a8397327f

Chrome Linux crash issue could be fixed in
0615bbde39, let's reland this now.

Original change's description:
> Reland "Add support for Linux GPU info with Vulkan backend"
>
> This is a reland of 5c09c1f882
>
> Extra change: Add new ANGLE_HAS_VULKAN_SYSTEM_INFO compile
> variable for GetSystemInfoVulkan() in linux platform.
>
> Original change's description:
> > Add support for Linux GPU info with Vulkan backend
> >
> > 1. Add support for Linux GPU info with vulkan backend: for
> > dev board without PCI support, try vulkan backend to get
> > GPU info.
> > 2. Fix getVulkanInstance() issue when loading non-exist lib:
> > return NULL instance if open lib failed.
> >
> > Bug: angleproject:5717
> > Change-Id: I03c11da25a8787496d098f6c9d6b4c53701383e4
> > Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2734375
> > Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
> > Reviewed-by: Jamie Madill <jmadill@chromium.org>
> > Commit-Queue: Jamie Madill <jmadill@chromium.org>
>
> Bug: angleproject:5717
> Change-Id: Iaaab8f512b6ec1d524d7ebb3b4252fec3cfe7dc3
> Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2739097
> Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
> Reviewed-by: Jamie Madill <jmadill@chromium.org>

Bug: angleproject:5717
Change-Id: Iad6736f9137b7e9640c97fa2b9eded3fd37ac88f
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2821410
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>

BUILD.gn

@@ -427,6 +427,7 @@ angle_static_library("angle_gpu_info_util") {
   if (!is_chromeos && angle_has_build) {
     sources += libangle_gpu_info_util_vulkan_sources
     deps += [ "$angle_vulkan_headers_dir:vulkan_headers" ]
+    defines += [ "ANGLE_HAS_VULKAN_SYSTEM_INFO" ]
   }
 
   if (is_android) {

src/gpu_info_util/SystemInfo_linux.cpp

@@ -73,7 +73,12 @@ bool GetSystemInfo(SystemInfo *info)
 {
     if (!GetPCIDevicesWithLibPCI(&(info->gpus)))
     {
+#if defined(ANGLE_HAS_VULKAN_SYSTEM_INFO)
+        // Try vulkan backend to get GPU info
+        return GetSystemInfoVulkan(info);
+#else
         return false;
+#endif  // defined(ANGLE_HAS_VULKAN_SYSTEM_INFO)
     }
 
     if (info->gpus.size() == 0)

src/gpu_info_util/SystemInfo_vulkan.cpp

@@ -49,7 +49,16 @@ class VulkanLibrary final : NonCopyable
         {
             mLibVulkan = OpenSharedLibraryWithExtension(libraryName);
             if (mLibVulkan)
-                break;
+            {
+                if (mLibVulkan->getNative())
+                {
+                    break;
+                }
+                else
+                {
+                    SafeDelete(mLibVulkan);
+                }
+            }
         }
 
         if (!mLibVulkan)