Makes the browser send pixels to the GPU process where it should

webkit/glue/webpreferences.cc

Index: webkit/glue/webpreferences.cc
diff --git a/webkit/glue/webpreferences.cc b/webkit/glue/webpreferences.cc
index 6c20aa46510db40fae82dae4664786c3f0304a4b..8fa2a6d443c9b4cb1cba2193227bc8b8c2bb229a 100644
--- a/webkit/glue/webpreferences.cc
+++ b/webkit/glue/webpreferences.cc
@@ -38,6 +38,7 @@ WebPreferences::WebPreferences()
       minimum_logical_font_size(6),
       default_device_scale_factor(1),
       default_encoding("ISO-8859-1"),
+      apply_default_device_scale_factor_in_compositor(false),
       javascript_enabled(true),
       web_security_enabled(true),
       javascript_can_open_windows_automatically(true),
@@ -198,6 +199,8 @@ void WebPreferences::Apply(WebView* web_view) const {
   settings->setMinimumLogicalFontSize(minimum_logical_font_size);
   settings->setDefaultDeviceScaleFactor(default_device_scale_factor);
   settings->setDefaultTextEncodingName(ASCIIToUTF16(default_encoding));
+  settings->setApplyDefaultDeviceScaleFactorInCompositor(
+      apply_default_device_scale_factor_in_compositor);
   settings->setJavaScriptEnabled(javascript_enabled);
   settings->setWebSecurityEnabled(web_security_enabled);
   settings->setJavaScriptCanOpenWindowsAutomatically(