deviceScaleFactor  452 content/renderer/gpu/render_widget_compositor.cc float RenderWidgetCompositor::deviceScaleFactor() const {
deviceScaleFactor 2687 content/renderer/render_widget.cc float RenderWidget::deviceScaleFactor() {
deviceScaleFactor   85 content/test/web_layer_tree_view_impl_for_testing.cc float WebLayerTreeViewImplForTesting::deviceScaleFactor() const {