Delete hixie76_websocket_protocol_enabled WebPreference

This preference appears to be unused and the code for Hixie76 has been removed
from WebKit.

Review URL: https://chromiumcodereview.appspot.com/10689165

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@146218 0039d316-1c4b-4281-b951-d872f2087c98

webkit/glue/webpreferences.cc

@@ -99,7 +99,6 @@ WebPreferences::WebPreferences()
       password_echo_enabled(false),
       should_print_backgrounds(false),
       enable_scroll_animator(false),
-      hixie76_websocket_protocol_enabled(false),
       visual_word_movement_enabled(false),
       css_regions_enabled(false),
       css_shaders_enabled(false),
@@ -383,8 +382,6 @@ void WebPreferences::Apply(WebView* web_view) const {
   settings->setPasswordEchoEnabled(password_echo_enabled);
   settings->setShouldPrintBackgrounds(should_print_backgrounds);
   settings->setEnableScrollAnimator(enable_scroll_animator);
-  settings->setHixie76WebSocketProtocolEnabled(
-      hixie76_websocket_protocol_enabled);
   settings->setVisualWordMovementEnabled(visual_word_movement_enabled);
 
   settings->setExperimentalCSSRegionsEnabled(css_regions_enabled);

webkit/glue/webpreferences.h

@@ -117,7 +117,6 @@ struct WEBKIT_GLUE_EXPORT WebPreferences {
   bool password_echo_enabled;
   bool should_print_backgrounds;
   bool enable_scroll_animator;
-  bool hixie76_websocket_protocol_enabled;
   bool visual_word_movement_enabled;
   bool css_regions_enabled;
   bool css_shaders_enabled;