Fix `addChartStyle` in `ui.browserscope` for when the chart is injected into the page without an iframe.
Fix `addChartStyle` in `ui.browserscope` for when the chart is injected into the page without an iframe.

dragthor/benchmark.js,jayphelps/benchmark.js,dragthor/benchmark.js,rasata/benchmark.js,jayphelps/benchmark.js,jayphelps/benchmark.js,dragthor/benchmark.js,polymaths/benchmark.js,rasata/benchmark.js,KillerDesigner/benchmark.js,jayphelps/benchmark.js,halcyonandon/benchmark.js,rasata/benchmark.js,dragthor/benchmark.js,KillerDesigner/benchmark.js,halcyonandon/benchmark.js,KillerDesigner/benchmark.js,halcyonandon/benchmark.js,polymaths/benchmark.js,polymaths/benchmark.js,KillerDesigner/benchmark.js,polymaths/benchmark.js,rasata/benchmark.js,halcyonandon/benchmark.js