Roll Chrome into Mojo.

testing/buildbot/chromium_trybot.json

 {
   "compile_targets": [
     "all"
   ],
   "gtest_tests": [
     {
       "test": "accessibility_unittests",
       "swarming": {
         "can_use_on_swarming_builders": true
       }
@@ skipping 34 matching lines @@
     },
     {
       "test": "browser_tests",
       "swarming": {
         "can_use_on_swarming_builders": true,
         "shards": 8
       }
     },
     "cacheinvalidation_unittests",
     "cast_unittests",
-    "cc_unittests",
+    {
+      "test": "cc_unittests",
+      "swarming": {
+        "can_use_on_swarming_builders": true
+      }
+    },
     "chromedriver_unittests",
     {
       "test": "chromevox_tests",
       "chromium_configs": [
         "chromium_chromeos",
         "chromium_chromeos_clang",
         "chromium_chromeos_ozone"
       ]
     },
     {
       "test": "chrome_elf_unittests",
       "platforms": ["win"]
     },
-    "components_browsertests",
+    {
+      "test": "components_browsertests",
+      "swarming": {
+        "can_use_on_swarming_builders": true
+      }
+    },
     {
       "test": "components_unittests",
       "swarming": {
         "can_use_on_swarming_builders": true
       }
     },
     {
       "test": "compositor_unittests",
       "platforms": ["linux", "win"]
     },
@@ skipping 146 matching lines @@
         "chromium_chromeos_ozone"
       ]
     },
     "url_unittests",
     "skia_unittests",
     {
       "test": "wm_unittests",
       "platforms": ["linux", "win"]
     },
     {
-      "test": "app_shell_browsertests",
-      "platforms": ["linux", "win"]
+      "test": "extensions_browsertests",
+      "platforms": ["linux", "win"],
+      "swarming": {
+        "can_use_on_swarming_builders": true
+      }
     },
     {
       "test": "app_shell_unittests",
       "platforms": ["linux", "win"]
     },
     {
       "test": "aura_unittests",
       "platforms": ["linux", "win"]
     },
     {
@@ skipping 35 matching lines @@
   "non_filter_tests_builders": [
   ],
 
   "filter_compile_builders": [
     "win_chromium_compile_dbg",
     "win_chromium_rel_swarming",
     "win_chromium_x64_rel_swarming",
     "win8_chromium_rel"
   ]
 }