swarming: wholesale switch remaining tests to run on Swarming.

testing/buildbot/chromium.linux.json

 {
   "Android Arm64 Builder (dbg)": {
     "additional_compile_targets": [
       "all"
     ]
   },
   "Android Builder": {
     "additional_compile_targets": [
       "cronet_test_instrumentation_apk",
       "system_webview_apk"
@@ skipping 822 matching lines @@
         },
         "test": "cacheinvalidation_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "capture_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "cast_alsa_cma_backend_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "cast_base_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "cast_crash_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "cast_media_unittests"
       },
       {
         "args": [
           "--enable-local-file-accesses",
           "--enable-cma-media-pipeline",
           "--ozone-platform=cast",
           "--no-sandbox",
           "--test-launcher-jobs=1"
         ],
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "cast_shell_browser_test"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "cast_shell_unittests"
       },
       {
         "args": [
           "--test-launcher-filter-file=src/testing/buildbot/filters/cast-linux.content_browsertests.filter"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "content_browsertests"
@@ skipping 237 matching lines @@
         },
         "test": "content_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "crypto_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "dbus_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "device_unittests"
       },
       {
         "swarming": {
@@ skipping 175 matching lines @@
         },
         "test": "mojo_system_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mus_clipboard_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "mus_gpu_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mus_public_unittests"
       },
       {
         "swarming": {
@@ skipping 289 matching lines @@
         },
         "test": "content_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "crypto_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "dbus_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "device_unittests"
       },
       {
         "swarming": {
@@ skipping 13 matching lines @@
         },
         "test": "extensions_browsertests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "extensions_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "filesystem_service_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "gcm_unit_tests"
       },
       {
         "swarming": {
@@ skipping 92 matching lines @@
         },
         "test": "mojo_system_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mus_clipboard_unittests"
       },
       {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "mus_gpu_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mus_ws_unittests"
       },
       {
         "swarming": {
@@ skipping 479 matching lines @@
         "override_compile_targets": [
           "telemetry_unittests_run"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true
         }
       }
     ]
   }
 }