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-rw-r--r--content/browser/tab_contents/tab_contents.cc3
1 files changed, 2 insertions, 1 deletions
diff --git a/content/browser/tab_contents/tab_contents.cc b/content/browser/tab_contents/tab_contents.cc
index 92c1fb2..9bcd915 100644
--- a/content/browser/tab_contents/tab_contents.cc
+++ b/content/browser/tab_contents/tab_contents.cc
@@ -436,10 +436,11 @@ WebPreferences TabContents::GetWebkitPrefs(RenderViewHost* rvh,
prefs.gl_multisampling_enabled = false;
// Accelerated video and animation are slower than regular when using a
- // software 3d rasterizer.
+ // software 3d rasterizer. 3D CSS may also be too slow to be worthwhile.
if (gpu_data_manager->ShouldUseSoftwareRendering()) {
prefs.accelerated_video_enabled = false;
prefs.accelerated_animation_enabled = false;
+ prefs.accelerated_layers_enabled = false;
}
}