[Perf] Have v8.runtime_stats.top_25 use runtimeStatsTotalMetric.

It used to use runtimeStatsMetric but this seems broken, so move to
runtimeStatsTotalMetric instead.

Perf Sheriffs: This is expected to change all the metrics on
v8.runtime_stats.top_25 due to the change in measurements.

BUG=chromium:688342

Change-Id: I3e185fa9086e69151f4c5fa2db5fbf3d326d93fa
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1771611Reviewed-by: Juan Antonio Navarro Pérez <perezju@chromium.org>
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#691081}

tools/perf/benchmarks/v8.py

@@ -32,27 +32,13 @@ class V8Top25RuntimeStats(perf_benchmark.PerfBenchmark):
       '--enable-blink-features=BlinkRuntimeCallStats')
 
   def CreateCoreTimelineBasedMeasurementOptions(self):
-    # TODO(fmeawad): most of the cat_filter information is extracted from
-    # page_cycler_v2 TimelineBasedMeasurementOptionsForLoadingMetric because
-    # used by the loadingMetric because the runtimeStatsMetric uses the
-    # interactive time calculated internally by the loadingMetric.
-    # It is better to share the code so that we can keep them in sync.
     cat_filter = chrome_trace_category_filter.ChromeTraceCategoryFilter()
 
     # "blink.console" is used for marking ranges in
     # cache_temperature.MarkTelemetryInternal.
     cat_filter.AddIncludedCategory('blink.console')
 
-    # "navigation" and "blink.user_timing" are needed to capture core
-    # navigation events.
-    cat_filter.AddIncludedCategory('navigation')
-    cat_filter.AddIncludedCategory('blink.user_timing')
-
-    # "loading" is needed for first-meaningful-paint computation.
-    cat_filter.AddIncludedCategory('loading')
-
-    # "toplevel" category is used to capture TaskQueueManager events
-    # necessary to compute time-to-interactive.
+    # "toplevel" category is used to capture TaskQueueManager events.
     cat_filter.AddIncludedCategory('toplevel')
 
     # V8 needed categories
@@ -61,7 +47,7 @@ class V8Top25RuntimeStats(perf_benchmark.PerfBenchmark):
 
     tbm_options = timeline_based_measurement.Options(
         overhead_level=cat_filter)
-    tbm_options.SetTimelineBasedMetrics(['runtimeStatsMetric'])
+    tbm_options.SetTimelineBasedMetrics(['runtimeStatsTotalMetric'])
     return tbm_options
 
   def CreateStorySet(self, options):