Enable privileged WebGL extensions for Chrome extensions.

webkit/glue/webpreferences.cc

 // Copyright (c) 2011 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 "webkit/glue/webpreferences.h"
 
 #include <unicode/uchar.h>
 
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
@@ skipping 51 matching lines @@
       hyperlink_auditing_enabled(true),
       is_online(true),
       user_style_sheet_enabled(false),
       author_and_user_styles_enabled(true),
       frame_flattening_enabled(false),
       allow_universal_access_from_file_urls(false),
       allow_file_access_from_file_urls(false),
       webaudio_enabled(false),
       experimental_webgl_enabled(false),
       gl_multisampling_enabled(true),
+      privileged_webgl_extensions_enabled(false),
       show_composited_layer_borders(false),
       show_composited_layer_tree(false),
       show_fps_counter(false),
       asynchronous_spell_checking_enabled(true),
       accelerated_compositing_enabled(false),
       threaded_compositing_enabled(false),
       force_compositing_mode(false),
       allow_webui_compositing(false),
       composite_to_texture_enabled(false),
       accelerated_layers_enabled(false),
@@ skipping 147 matching lines @@
   // Enable the web audio API if requested on the command line.
   settings->setWebAudioEnabled(webaudio_enabled);
 
   // Enable experimental WebGL support if requested on command line
   // and support is compiled in.
   settings->setExperimentalWebGLEnabled(experimental_webgl_enabled);
 
   // Disable GL multisampling if requested on command line.
   settings->setOpenGLMultisamplingEnabled(gl_multisampling_enabled);
 
+  // Enable privileged WebGL extensions for Chrome extensions or if requested
+  // on command line.
+  settings->setPrivilegedWebGLExtensionsEnabled(
+      privileged_webgl_extensions_enabled);
+
   // Display colored borders around composited render layers if requested
   // on command line.
   settings->setShowDebugBorders(show_composited_layer_borders);
 
   // Display an FPS indicator if requested on the command line.
   settings->setShowFPSCounter(show_fps_counter);
 
   // Display the current compositor tree as overlay if requested on
   // the command line
   settings->setShowPlatformLayerTree(show_composited_layer_tree);
@@ skipping 53 matching lines @@
   settings->setFullScreenEnabled(fullscreen_enabled);
   settings->setAllowDisplayOfInsecureContent(allow_displaying_insecure_content);
   settings->setAllowRunningOfInsecureContent(allow_running_insecure_content);
   settings->setShouldPrintBackgrounds(should_print_backgrounds);
   settings->setEnableScrollAnimator(enable_scroll_animator);
   settings->setHixie76WebSocketProtocolEnabled(
       hixie76_websocket_protocol_enabled);
 
   WebNetworkStateNotifier::setOnLine(is_online);
 }