[perf] Add load:search:google:2018 system health story

This CL was created automatically with tools/perf/update_wpr script
Bug: 878390
R=perezju@chromium.org

Change-Id: I65300d654439ed65591691f5881cd8b1002c913c
Reviewed-on: https://chromium-review.googlesource.com/c/1329665
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Juan Antonio Navarro Pérez <perezju@chromium.org>
Cr-Commit-Position: refs/heads/master@{#608101}

tools/perf/benchmarks/system_health_smoke_test.py

@@ -91,6 +91,7 @@ _DISABLED_TESTS = frozenset({
   'system_health.memory_desktop/load:news:cnn',
   'system_health.memory_desktop/load:news:wikipedia',
   'system_health.memory_desktop/load:search:baidu',
+  'system_health.memory_desktop/load:search:google',
   'system_health.memory_desktop/load:search:yahoo',
   'system_health.memory_desktop/load:search:yandex',
   'system_health.memory_desktop/load:tools:stackoverflow',
@@ -99,6 +100,7 @@ _DISABLED_TESTS = frozenset({
   'system_health.memory_mobile/load:media:google_images',
   'system_health.memory_mobile/load:news:wikipedia',
   'system_health.memory_mobile/load:search:baidu',
+  'system_health.memory_mobile/load:search:google',
   'system_health.memory_mobile/load:search:yahoo',
   'system_health.memory_mobile/load:search:yandex',
 

tools/perf/page_sets/data/system_health_desktop.json

@@ -234,6 +234,9 @@
         "load:search:google": {
             "DEFAULT": "system_health_desktop_022.wprgo"
         },
+        "load:search:google:2018": {
+            "DEFAULT": "system_health_desktop_b11350f30f.wprgo"
+        },
         "load:search:taobao": {
             "DEFAULT": "system_health_desktop_000.wprgo"
         },

tools/perf/page_sets/data/system_health_desktop_b11350f30f.wprgo.sha1

+b11350f30fff944eff752f84e498b364be782643
\ No newline at end of file

tools/perf/page_sets/data/system_health_mobile.json

@@ -201,6 +201,9 @@
         "load:search:google": {
             "DEFAULT": "system_health_mobile_029.wprgo"
         },
+        "load:search:google:2018": {
+            "DEFAULT": "system_health_mobile_09493f5937.wprgo"
+        },
         "load:search:taobao": {
             "DEFAULT": "system_health_mobile_000.wprgo"
         },

tools/perf/page_sets/data/system_health_mobile_09493f5937.wprgo.sha1

+09493f5937a66e59fc9bd561e160293b17ddec52
\ No newline at end of file

tools/perf/page_sets/system_health/loading_stories.py

@@ -31,6 +31,12 @@ class LoadGoogleStory(_LoadingStory):
   TAGS = [story_tags.YEAR_2016]
 
 
+class LoadGoogleStory2018(_LoadingStory):
+  NAME = 'load:search:google:2018'
+  URL = 'https://www.google.co.uk/search?q=pepper'
+  TAGS = [story_tags.YEAR_2018]
+
+
 class LoadBaiduStory(_LoadingStory):
   NAME = 'load:search:baidu'
   URL = 'https://www.baidu.com/s?word=google'