Support offscreen contexts which own their backing surface

content/public/common/content_switches.h

 // 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.
 
 // Defines all the "content" command-line switches.
 
 #ifndef CONTENT_PUBLIC_COMMON_CONTENT_SWITCHES_H_
 #define CONTENT_PUBLIC_COMMON_CONTENT_SWITCHES_H_
 
 #include "build/build_config.h"
@@ skipping 145 matching lines @@
 CONTENT_EXPORT extern const char kEnableTracingOutput[];
 CONTENT_EXPORT extern const char kEnableUserMediaScreenCapturing[];
 CONTENT_EXPORT extern const char kEnableUseZoomForDSF[];
 CONTENT_EXPORT extern const char kEnableViewport[];
 CONTENT_EXPORT extern const char kEnableVtune[];
 CONTENT_EXPORT extern const char kEnableVulkan[];
 CONTENT_EXPORT extern const char kEnableWebFontsInterventionTrigger[];
 CONTENT_EXPORT extern const char kEnableWebGLDraftExtensions[];
 CONTENT_EXPORT extern const char kEnableWebGLImageChromium[];
 CONTENT_EXPORT extern const char kEnableWebVR[];
+CONTENT_EXPORT extern const char kEnableWebVRExperimentalRendering[];

[amp, 2017/02/15 17:44:03]

You shouldn't need to add a separate switch.  Adding a feature automatically
provides a command line way of enabling it, via something like:
--enable-features=WebVRExperimentalRendering

[klausw, 2017/02/15 19:47:22]

Done, removed. I was following the WebVR example, didn't realize that I got the
two separate mechanisms mixed up.

 CONTENT_EXPORT extern const char kEnableZeroCopy[];
 CONTENT_EXPORT extern const char kExplicitlyAllowedPorts[];
 CONTENT_EXPORT extern const char kFieldTrialHandle[];
 CONTENT_EXPORT extern const char kForceDisplayList2dCanvas[];
 CONTENT_EXPORT extern const char kForceGpuRasterization[];
 CONTENT_EXPORT extern const char kForceOverlayFullscreenVideo[];
 CONTENT_EXPORT extern const char kForceRendererAccessibility[];
 CONTENT_EXPORT extern const char kGenerateAccessibilityTestExpectations[];
 extern const char kGpuLauncher[];
 CONTENT_EXPORT extern const char kGpuProcess[];
@@ skipping 148 matching lines @@
 extern const char kIpcDumpDirectory[];
 extern const char kIpcFuzzerTestcase[];
 #endif
 
 // DON'T ADD RANDOM STUFF HERE. Put it in the main section above in
 // alphabetical order, or in one of the ifdefs (also in order in each section).
 
 }  // namespace switches
 
 #endif  // CONTENT_PUBLIC_COMMON_CONTENT_SWITCHES_H_