Removed tryserver.chromium.gpu and related references

scripts/slave/recipes/chromium_trybot.py

Index: scripts/slave/recipes/chromium_trybot.py
diff --git a/scripts/slave/recipes/chromium_trybot.py b/scripts/slave/recipes/chromium_trybot.py
index 74d3b3fa28c9e6eb9c9de4756360f9f5860397ce..7a881bba2e1670794cbc23bfb50fbd804e60766b 100644
--- a/scripts/slave/recipes/chromium_trybot.py
+++ b/scripts/slave/recipes/chromium_trybot.py
@@ -833,9 +833,7 @@ def GenTests(api):
     api.test('no_compile_because_of_analyze') +
     props(buildername='linux_chromium_rel_ng') +
     api.platform.name('linux') +
-    api.override_step_data('read test spec', api.json.output({
-      })
-    )
+    api.override_step_data('read test spec', api.json.output({}))
   )
 
   # Verifies analyze skips projects other than src.
@@ -844,9 +842,7 @@ def GenTests(api):
     props(buildername='linux_chromium_rel_ng') +
     props(patch_project='blink') +
     api.platform.name('linux') +
-    api.override_step_data('read test spec', api.json.output({
-      })
-    )
+    api.override_step_data('read test spec', api.json.output({}))
   )
 
   # This should result in a compile.
@@ -863,9 +859,7 @@ def GenTests(api):
     api.test('compile_because_of_analyze') +
     props(buildername='linux_chromium_rel_ng') +
     api.platform.name('linux') +
-    api.override_step_data('read test spec', api.json.output({
-      })
-    ) +
+    api.override_step_data('read test spec', api.json.output({})) +
     api.override_step_data(
       'analyze',
       api.json.output({'status': 'Found dependency', 'targets': [],
@@ -1037,6 +1031,33 @@ def GenTests(api):
     api.platform.name('win')
   )
 
+  # Tests that we only run the gpu_unittests isolate if that's all
+  # that analyze said to rebuild.
+  all_hashes = api.gpu.dummy_swarm_hashes
+  angle_unittests_hash = {x: all_hashes[x] for x in ['gpu_unittests']}
+  yield (
+    api.test('analyze_runs_only_gpu_unittests') +
+    api.properties.tryserver(
+      mastername='tryserver.chromium.win',
+      buildername='win_chromium_rel_ng',
+      swarm_hashes=angle_unittests_hash
+    ) +
+    api.platform.name('win') +
+    api.override_step_data('analyze', api.gpu.analyze_builds_gpu_unittests)
+  )
+
+  # Tests that we run nothing if analyze said we didn't have to run anything.
+  yield (
+    api.test('analyze_runs_nothing') +
+    api.properties.tryserver(
+      mastername='tryserver.chromium.win',
+      buildername='win_chromium_rel_ng',
+      swarm_hashes={}
+    ) +
+    api.platform.name('win') +
+    api.override_step_data('analyze', api.gpu.analyze_builds_nothing)
+  )
+
   def step_failure(mastername, buildername, steps, tryserver=False):
     props = api.properties.tryserver if tryserver else api.properties.generic
     return (