Add "Supports overlays" information to about:gpu.

gpu/config/gpu_info.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 <stdint.h>
 
 #include "gpu/config/gpu_info.h"
 
 namespace {
 
@@ skipping 104 matching lines @@
     std::string gl_ws_vendor;
     std::string gl_ws_version;
     std::string gl_ws_extensions;
     uint32_t gl_reset_notification_strategy;
     bool software_rendering;
     bool direct_rendering;
     bool sandboxed;
     int process_crash_count;
     bool in_process_gpu;
     bool passthrough_cmd_decoder;
+    bool supports_overlays;
     CollectInfoResult basic_info_state;
     CollectInfoResult context_info_state;
 #if defined(OS_WIN)
     CollectInfoResult dx_diagnostics_info_state;
     DxDiagNode dx_diagnostics;
 #endif
     VideoDecodeAcceleratorCapabilities video_decode_accelerator_capabilities;
     VideoEncodeAcceleratorSupportedProfiles
         video_encode_accelerator_supported_profiles;
     bool jpeg_decode_accelerator_supported;
@@ skipping 38 matching lines @@
   enumerator->AddInt(
       "glResetNotificationStrategy",
       static_cast<int>(gl_reset_notification_strategy));
   // TODO(kbr): add performance_stats.
   enumerator->AddBool("softwareRendering", software_rendering);
   enumerator->AddBool("directRendering", direct_rendering);
   enumerator->AddBool("sandboxed", sandboxed);
   enumerator->AddInt("processCrashCount", process_crash_count);
   enumerator->AddBool("inProcessGpu", in_process_gpu);
   enumerator->AddBool("passthroughCmdDecoder", passthrough_cmd_decoder);
+  enumerator->AddInt("supportsOverlays", supports_overlays);

[Zhenyao Mo, 2017/03/31 20:02:21]

Why not AddBool?

   enumerator->AddInt("basicInfoState", basic_info_state);
   enumerator->AddInt("contextInfoState", context_info_state);
 #if defined(OS_WIN)
   enumerator->AddInt("DxDiagnosticsInfoState", dx_diagnostics_info_state);
 #endif
   // TODO(kbr): add dx_diagnostics on Windows.
   enumerator->AddInt("videoDecodeAcceleratorFlags",
                      video_decode_accelerator_capabilities.flags);
   for (const auto& profile :
        video_decode_accelerator_capabilities.supported_profiles)
     EnumerateVideoDecodeAcceleratorSupportedProfile(profile, enumerator);
   for (const auto& profile : video_encode_accelerator_supported_profiles)
     EnumerateVideoEncodeAcceleratorSupportedProfile(profile, enumerator);
   enumerator->AddBool("jpegDecodeAcceleratorSupported",
       jpeg_decode_accelerator_supported);
 #if defined(USE_X11) && !defined(OS_CHROMEOS)
   enumerator->AddInt64("systemVisual", system_visual);
   enumerator->AddInt64("rgbaVisual", rgba_visual);
 #endif
   enumerator->EndAuxAttributes();
 }
 
 }  // namespace gpu