I managed to show layers and snapshots using the following settings. Please note that in the left panel the full set of parameters is not displayed in the screenshot, however, the only element that is marked in the left panel is "gpu". All options in the right pane are visible. Fewer settings possible:

Here is a snapshot of what I see. Note that the snapshot includes full rendering of the web page:

My version of Chrome is 36.0.1985.125 (Official Build 283153)
Julia Schwarz
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