Increase timeout for LayerTreeTests under asan and run cc_unittests on win/asan bot.

LayerTreeHostBlendingPixelTest.BlendingWith* still timeout on win/asan after
the switch to swiftshader, so bump up the timeout even more.

Bug: 875223
Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;master.tryserver.blink:linux_trusty_blink_rel
Change-Id: I30eb5e3717ed7c5f55a478b8e2e1323c8e59d974
Reviewed-on: https://chromium-review.googlesource.com/1180282Reviewed-by: Alexis Hétu <sugoi@chromium.org>
Reviewed-by: enne <enne@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#584313}

cc/test/layer_tree_test.cc

@@ -634,7 +634,7 @@ LayerTreeTest::LayerTreeTest()
 #elif defined(ADDRESS_SANITIZER) || defined(_DEBUG) || defined(USE_OZONE)
     // ASAN and Debug builds are slower than release builds, as expected
     // Ozone builds also go through a slower path than regular Linux builds
-    timeout_seconds_ = 15;
+    timeout_seconds_ = 30;
 #else
     timeout_seconds_ = 10;
 #endif

cc/test/layer_tree_test.h

@@ -212,7 +212,7 @@ class LayerTreeTest : public testing::Test, public TestHooks {
   mutable base::Lock test_ended_lock_;
   bool ended_ = false;
 
-  int timeout_seconds_ = false;
+  int timeout_seconds_ = 0;
 
   viz::BeginFrameSource* begin_frame_source_ = nullptr;  // NOT OWNED.
 

testing/buildbot/chromium.memory.json

@@ -7585,6 +7585,17 @@
         },
         "test": "cast_unittests"
       },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "dimension_sets": [
+            {
+              "os": "Windows-10-15063"
+            }
+          ]
+        },
+        "test": "cc_unittests"
+      },
       {
         "swarming": {
           "can_use_on_swarming_builders": true,

testing/buildbot/test_suite_exceptions.pyl

@@ -254,11 +254,6 @@
       },
     },
   },
-  'cc_unittests': {
-    'remove_from': [
-      'win-asan',  # https://crbug.com/875223
-    ],
-  },
   'checkbins': {
     'remove_from': [
       'linux-rel',