Display GL window system binding information in about:gpu

content/gpu/gpu_info_collector.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/gpu/gpu_info_collector.h"
 
 #include <string>
 #include <vector>
 
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string_number_conversions.h"
 #include "base/strings/string_piece.h"
 #include "base/strings/string_split.h"
 #include "ui/gl/gl_bindings.h"
 #include "ui/gl/gl_context.h"
+#include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_surface.h"
 
 namespace {
 
 scoped_refptr<gfx::GLSurface> InitializeGLSurface() {
   scoped_refptr<gfx::GLSurface> surface(
       gfx::GLSurface::CreateOffscreenGLSurface(false, gfx::Size(1, 1)));
   if (!surface) {
     LOG(ERROR) << "gfx::GLContext::CreateOffscreenGLSurface failed";
     return NULL;
@@ skipping 64 matching lines @@
 
   scoped_refptr<gfx::GLContext> context(InitializeGLContext(surface.get()));
   if (!context)
     return false;
 
   gpu_info->gl_renderer = GetGLString(GL_RENDERER);
   gpu_info->gl_vendor = GetGLString(GL_VENDOR);
   gpu_info->gl_extensions = GetGLString(GL_EXTENSIONS);
   gpu_info->gl_version_string = GetGLString(GL_VERSION);
   std::string glsl_version_string = GetGLString(GL_SHADING_LANGUAGE_VERSION);
+
+  gfx::GLWindowSystemBindingInfo window_system_binding_info;
+  if (GetGLWindowSystemBindingInfo(&window_system_binding_info)) {
+    gpu_info->gl_ws_vendor = window_system_binding_info.vendor;
+    gpu_info->gl_ws_version = window_system_binding_info.version;
+    gpu_info->gl_ws_extensions = window_system_binding_info.extensions;
+  }
+
   // TODO(kbr): remove once the destruction of a current context automatically
   // clears the current context.
   context->ReleaseCurrent(surface.get());
 
   gpu_info->gl_version = GetVersionFromString(gpu_info->gl_version_string);
   std::string glsl_version = GetVersionFromString(glsl_version_string);
   gpu_info->pixel_shader_version = glsl_version;
   gpu_info->vertex_shader_version = glsl_version;
 
   return CollectDriverInfoGL(gpu_info);
 }
 
 void MergeGPUInfoGL(content::GPUInfo* basic_gpu_info,
                     const content::GPUInfo& context_gpu_info) {
   DCHECK(basic_gpu_info);
   basic_gpu_info->gl_renderer = context_gpu_info.gl_renderer;
   basic_gpu_info->gl_vendor = context_gpu_info.gl_vendor;
   basic_gpu_info->gl_version_string = context_gpu_info.gl_version_string;
   basic_gpu_info->gl_extensions = context_gpu_info.gl_extensions;
   basic_gpu_info->gl_version = context_gpu_info.gl_version;
   basic_gpu_info->pixel_shader_version =
       context_gpu_info.pixel_shader_version;
   basic_gpu_info->vertex_shader_version =
       context_gpu_info.vertex_shader_version;
+  basic_gpu_info->gl_ws_vendor = context_gpu_info.gl_ws_vendor;
+  basic_gpu_info->gl_ws_version = context_gpu_info.gl_ws_version;
+  basic_gpu_info->gl_ws_extensions = context_gpu_info.gl_ws_extensions;
 
   if (!context_gpu_info.driver_vendor.empty())
     basic_gpu_info->driver_vendor = context_gpu_info.driver_vendor;
   if (!context_gpu_info.driver_version.empty())
     basic_gpu_info->driver_version = context_gpu_info.driver_version;
 
   basic_gpu_info->can_lose_context = context_gpu_info.can_lose_context;
   basic_gpu_info->sandboxed = context_gpu_info.sandboxed;
   basic_gpu_info->gpu_accessible = context_gpu_info.gpu_accessible;
   basic_gpu_info->finalized = context_gpu_info.finalized;
   basic_gpu_info->initialization_time = context_gpu_info.initialization_time;
 }
 
 }  // namespace gpu_info_collector