Fuchsia: Implement SystemInfo on Fuchsia

BUILD.gn

@@ -351,8 +351,18 @@ angle_static_library("angle_gpu_info_util") {
   libs = []
   defines = []
 
+  if (is_android || is_fuchsia) {
+    sources += libangle_gpu_info_util_vulkan_sources
+  }
+
   if (is_android) {
-    sources += [ "src/gpu_info_util/SystemInfo_android.cpp" ]
+    sources += libangle_gpu_info_util_android_sources
+  }
+
+  if (is_fuchsia) {
+    sources += libangle_gpu_info_util_fuchsia_sources
+    deps +=
+        [ "$angle_root/src/libANGLE/renderer/vulkan:angle_vulkan_entry_points" ]
   }
 
   if (is_win) {
@@ -363,7 +373,7 @@ angle_static_library("angle_gpu_info_util") {
     libs += [ "dxgi.lib" ]
   }
 
-  if (is_linux || is_fuchsia) {
+  if (is_linux) {
     sources += libangle_gpu_info_util_linux_sources
 
     if (angle_use_x11) {

src/gpu_info_util/SystemInfo_fuchsia.cpp

+//
+// Copyright 2020 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// SystemInfo_fuchsia.cpp: implementation of the Fuchsia-specific parts of SystemInfo.h
+
+#include "gpu_info_util/SystemInfo_vulkan.h"
+
+namespace angle
+{
+
+bool GetSystemInfo(SystemInfo *info)
+{
+    return GetSystemInfoVulkan(info);
+}
+
+}  // namespace angle

src/gpu_info_util/SystemInfo_vulkan.h

+//
+// Copyright 2020 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// SystemInfo_vulkan.h: Reusable Vulkan implementation for SystemInfo.h
+
+#ifndef GPU_INFO_UTIL_SYSTEM_INFO_VULKAN_H_
+#define GPU_INFO_UTIL_SYSTEM_INFO_VULKAN_H_
+
+namespace angle
+{
+
+struct SystemInfo;
+
+// Reusable vulkan implementation of GetSystemInfo(). See SystemInfo.h.
+bool GetSystemInfoVulkan(SystemInfo *info);
+
+}  // namespace angle
+
+#endif  // GPU_INFO_UTIL_SYSTEM_INFO_VULKAN_H_

src/libGLESv2.gni

@@ -122,9 +122,20 @@ libangle_gpu_info_util_sources = [
 
 libangle_gpu_info_util_win_sources = [ "src/gpu_info_util/SystemInfo_win.cpp" ]
 
+libangle_gpu_info_util_android_sources =
+    [ "src/gpu_info_util/SystemInfo_android.cpp" ]
+
 libangle_gpu_info_util_linux_sources =
     [ "src/gpu_info_util/SystemInfo_linux.cpp" ]
 
+libangle_gpu_info_util_fuchsia_sources =
+    [ "src/gpu_info_util/SystemInfo_fuchsia.cpp" ]
+
+libangle_gpu_info_util_vulkan_sources = [
+  "src/gpu_info_util/SystemInfo_vulkan.cpp",
+  "src/gpu_info_util/SystemInfo_vulkan.h",
+]
+
 libangle_gpu_info_util_libpci_sources =
     [ "src/gpu_info_util/SystemInfo_libpci.cpp" ]