[tools/perf] Remove dual browser benchmarks

These are no longer scheduled to run anywhere.

TBR=etienneb@chromium.org

Bug: 761014
Change-Id: I46c99e2fc50fc2340401a2db3ff1a93da72edcc4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1687240Reviewed-by: Juan Antonio Navarro Pérez <perezju@chromium.org>
Reviewed-by: Hector Dearman <hjd@chromium.org>
Reviewed-by: Caleb Rouleau <crouleau@chromium.org>
Commit-Queue: Juan Antonio Navarro Pérez <perezju@chromium.org>
Cr-Commit-Position: refs/heads/master@{#676374}

tools/perf/contrib/memory_extras/OWNERS

-hjd@chromium.org
 perezju@chromium.org
-primiano@chromium.org
+etienneb@chromium.org

tools/perf/contrib/memory_extras/memory_extras.py

@@ -9,43 +9,6 @@ from telemetry import benchmark
 
 
 # pylint: disable=protected-access
-@benchmark.Info(emails=['perezju@chromium.org'])
-class DualBrowserBenchmark(memory._MemoryInfra):
-  """Measures memory usage while interacting with two different browsers.
-
-  The user story involves going back and forth between doing Google searches
-  on a webview-based browser (a stand in for the Search app), and loading
-  pages on a select browser.
-  """
-  options = {'pageset_repeat': 5}
-
-  @classmethod
-  def Name(cls):
-    return 'memory.dual_browser_test'
-
-  def CreateStorySet(self, options):
-    del options
-    return page_sets.DualBrowserStorySet()
-
-
-@benchmark.Info(emails=['perezju@chromium.org'])
-class LongRunningDualBrowserBenchmark(memory._MemoryInfra):
-  """Measures memory during prolonged usage of alternating browsers.
-
-  Same as memory.dual_browser_test, but the test is run for 60 iterations
-  and the browser is *not* restarted between page set repeats.
-  """
-  options = {'pageset_repeat': 60}
-
-  @classmethod
-  def Name(cls):
-    return 'memory.long_running_dual_browser_test'
-
-  def CreateStorySet(self, options):
-    del options
-    return page_sets.DualBrowserStorySet(long_running=True)
-
-
 @benchmark.Info(emails=['etienneb@chromium.org'])
 class LongRunningMemoryBenchmarkSitesDesktop(memory._MemoryInfra):
   """Measure memory usage on popular sites.

tools/perf/page_sets/data/dual_browser_story.json

-{
-    "archives": {
-        "google_1600_amphitheatre_pkwy_mountain_view_ca": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_cat_pictures": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_goog": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_movies_94110": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_population_of_california": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_science": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_sfo_jfk_flights": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_tip_on_100_bill": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_tom_hanks": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "google_weather_94110": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "http_en_m_wikipedia_org_wiki_Science": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "http_m_intl_taobao_com_group_purchase_html": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "http_m_taobao_com_channel_act_mobile_20131111_women_html": {
-            "DEFAULT": "dual_browser_story_001.wprgo"
-        },
-        "http_m_youtube_com_results_q_science": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "http_search_yahoo_com_search__ylt_p_google": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "http_www_amazon_com_gp_aw_s_k_nexus": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "http_www_baidu_com_s_word_google": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "http_yandex_ru_touchsearch_text_science": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "https_m_facebook_com_rihanna": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "https_mobile_twitter_com_justinbieber_skip_interstitial_true": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "https_www_google_ca_hl_en_q_science": {
-            "DEFAULT": "dual_browser_story_001.wprgo"
-        },
-        "https_www_google_co_uk_hl_en_q_science": {
-            "DEFAULT": "dual_browser_story_002.wprgo"
-        },
-        "https_www_google_com_hl_en_q_science": {
-            "DEFAULT": "dual_browser_story_000.wprgo"
-        }
-    },
-    "description": "Describes the Web Page Replay archives for a story set. Don't edit by hand! Use record_wpr for updating.",
-    "platform_specific": true
-}
\ No newline at end of file

tools/perf/page_sets/data/dual_browser_story_000.wprgo.sha1

-ca48d28c1d2f04a6a2e84481e99a121090314ce4
\ No newline at end of file

tools/perf/page_sets/data/dual_browser_story_001.wprgo.sha1

-b90cd02a29677862b554f5989549805eefb6ad93
\ No newline at end of file

tools/perf/page_sets/data/dual_browser_story_002.wprgo.sha1

-f2e595833a8b774bf56aa1152868afdf24b8069e
\ No newline at end of file