[test] Add perf-integration testing to FYI bot

Bug: chromium:775123
Change-Id: I970bdbb9759f765257167531110a16cb4257af10
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1581607
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Sergiy Belozorov <sergiyb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61002}

infra/mb/gn_isolate_map.pyl

@@ -47,6 +47,10 @@
     "label": "//test:v8_perf",
     "type": "script",
   },
+  "perf_integration": {
+    "label": "//test:v8_perf",
+    "type": "script",
+  },
   "jsfunfuzz": {
     "label": "//tools/jsfunfuzz:v8_jsfunfuzz",
     "type": "script",

infra/testing/builders.pyl

@@ -312,6 +312,7 @@
       'os': 'Ubuntu-14.04',
     },
     'tests': [
+      {'name': 'perf_integration'},
       # Stress sampling.
       {'name': 'mjsunit', 'variant': 'stress_sampling'},
       {'name': 'webkit', 'variant': 'stress_sampling'},
@@ -984,6 +985,7 @@
       'os': 'Ubuntu-14.04',
     },
     'tests': [
+      {'name': 'perf_integration'},
       # Infra staging.
       {'name': 'v8testing', 'variant': 'infra_staging', 'shards': 1},
       # Stress sampling.