Limit tracked values in long running gmail benchmarks to V8 specific

tools/perf/benchmarks/memory_infra.py

Index: tools/perf/benchmarks/memory_infra.py
diff --git a/tools/perf/benchmarks/memory_infra.py b/tools/perf/benchmarks/memory_infra.py
index df186b399a7515d732b8dd8a44d6fbee7fe93bc1..c6d766ef86fbfba930d40b6bccf2251023f469f6 100644
--- a/tools/perf/benchmarks/memory_infra.py
+++ b/tools/perf/benchmarks/memory_infra.py
@@ -163,6 +163,13 @@ class _MemoryV8Benchmark(_MemoryInfra):
     options.SetTimelineBasedMetric('v8AndMemoryMetrics')
     return options
 
+  @classmethod
+  def ValueCanBeAddedPredicate(cls, value, _):
+    if 'memory:chrome' in value.name:
+      return ('renderer:subsystem:v8' in value.name or
+              'renderer:vmstats:overall' in value.name)
+    return 'v8' in value.name
+
 
 class MemoryLongRunningIdleGmail(_MemoryV8Benchmark):
   """Use (recorded) real world web sites and measure memory consumption