Top 10 improvements in the last 7 days for Chromium Perf Sheriff

Delta	Revision Range	Bot	Test Suite	Test
zero-to-nonzero	607303-607345	mac-10_12_laptop_low_end-perf	rendering.desktop	percentage_smooth/many_images
zero-to-nonzero	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/many_images
zero-to-nonzero	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/canvas_font_cycler
zero-to-nonzero	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/bouncing_gradient_circles
zero-to-nonzero	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/extra_large_texture_uploads
zero-to-nonzero	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/canvas_lines
zero-to-nonzero	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/large_texture_uploads
zero-to-nonzero	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/fill_shapes
zero-to-nonzero	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/bouncing_svg_images
zero-to-nonzero	605978-607096	Android Nexus5X WebView Perf	rendering.mobile	percentage_smooth/bouncing_clipped_rectangles

Top 10 regressions in the last 7 days for Chromium Perf Sheriff

Delta	Revision Range	Bot	Test Suite	Test	Bug
zero-to-nonzero	604455-604528	android-nexus5x-perf	rendering.mobile	thread_raster_cpu_time_per_frame/mix_10k	904432
1476.3%	607126-607159	android-nexus5x-perf	rendering.mobile	queueing_durations/google_plus_mobile_2018	905193
997.1%	607128-607158	Android Nexus5X WebView Perf	rendering.mobile	queueing_durations/wikipedia_desktop_gpu_raster_2018	905193
933.6%	607128-607158	Android Nexus5X WebView Perf	rendering.mobile	queueing_durations/wikipedia_2018	905193
546.4%	606015-607123	Android Nexus5X WebView Perf	rendering.mobile	queueing_durations/raf_touch_animation	NONE
435.7%	605905-605949	linux-perf	rendering.desktop	queueing_durations/booking.com_2018	905014
239.5%	606015-607096	Android Nexus5X WebView Perf	rendering.mobile	queueing_durations/yahoo_answers_2018	905169
233.1%	607142-607162	linux-perf	system_health.memory_desktop	memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/load_news/load_news_flipboard	NONE
232.5%	605698-606062	android-nexus5x-perf	rendering.mobile	first_gesture_scroll_update_latency/nyc_gov_scroll_2018	903312
200.0%	607128-607158	Android Nexus5X WebView Perf	system_health.common_mobile	console:error:all_avg/load_news/load_news_irctc	NONE