[perfbot health] Disable v8.browsing_mobile.reference

tools/perf/benchmarks/v8_browsing.py

Index: tools/perf/benchmarks/v8_browsing.py
diff --git a/tools/perf/benchmarks/v8_browsing.py b/tools/perf/benchmarks/v8_browsing.py
index 29787ac9ceb338bc8aa6f68863bc74ab63b5fbd5..c7e4d87cae9921315dc29d7d691348a2b5c2e48d 100644
--- a/tools/perf/benchmarks/v8_browsing.py
+++ b/tools/perf/benchmarks/v8_browsing.py
@@ -5,6 +5,7 @@
 import re
 
 from core import perf_benchmark
+from telemetry import benchmark
 from telemetry.timeline import chrome_trace_config
 from telemetry.timeline import chrome_trace_category_filter
 from telemetry.web_perf import timeline_based_measurement
@@ -88,6 +89,7 @@ class V8DesktopBrowsingBenchmark(_V8BrowsingBenchmark):
     return possible_browser.platform.GetDeviceTypeName() != 'Desktop'
 
 
+@benchmark.Disabled('reference')  # http://crbug.com/628631
 class V8MobileBrowsingBenchmark(_V8BrowsingBenchmark):
   PLATFORM = 'mobile'