Introduce TracingController and TracingControllerBackend skeleton

tools/telemetry/telemetry/core/backends/chrome/tracing_backend_unittest.py

Index: tools/telemetry/telemetry/core/backends/chrome/tracing_backend_unittest.py
diff --git a/tools/telemetry/telemetry/core/backends/chrome/tracing_backend_unittest.py b/tools/telemetry/telemetry/core/backends/chrome/tracing_backend_unittest.py
index 0b2d56939ff2370071610b437e871f2afa6e8e30..1fdcdd483a776ef3c0809fc0d74e00616d219c25 100644
--- a/tools/telemetry/telemetry/core/backends/chrome/tracing_backend_unittest.py
+++ b/tools/telemetry/telemetry/core/backends/chrome/tracing_backend_unittest.py
@@ -8,95 +8,10 @@ import logging
 import unittest
 
 from telemetry.core import util
-from telemetry.core.backends.chrome import tracing_backend
 from telemetry.timeline import tracing_timeline_data
 from telemetry.timeline.model import TimelineModel
 from telemetry.unittest import tab_test_case
 
-class CategoryFilterTest(unittest.TestCase):
-  def testIsSubset(self):
-    b = tracing_backend.CategoryFilter(None)
-    a = tracing_backend.CategoryFilter(None)
-    self.assertEquals(a.IsSubset(b), True)
-
-    b = tracing_backend.CategoryFilter(None)
-    a = tracing_backend.CategoryFilter("test1,test2")
-    self.assertEquals(a.IsSubset(b), True)
-
-    b = tracing_backend.CategoryFilter(None)
-    a = tracing_backend.CategoryFilter("-test1,-test2")
-    self.assertEquals(a.IsSubset(b), True)
-
-    b = tracing_backend.CategoryFilter("test1,test2")
-    a = tracing_backend.CategoryFilter(None)
-    self.assertEquals(a.IsSubset(b), None)
-
-    b = tracing_backend.CategoryFilter(None)
-    a = tracing_backend.CategoryFilter("test*")
-    self.assertEquals(a.IsSubset(b), None)
-
-    b = tracing_backend.CategoryFilter("test?")
-    a = tracing_backend.CategoryFilter(None)
-    self.assertEquals(a.IsSubset(b), None)
-
-    b = tracing_backend.CategoryFilter("test1")
-    a = tracing_backend.CategoryFilter("test1,test2")
-    self.assertEquals(a.IsSubset(b), False)
-
-    b = tracing_backend.CategoryFilter("-test1")
-    a = tracing_backend.CategoryFilter("test1")
-    self.assertEquals(a.IsSubset(b), False)
-
-    b = tracing_backend.CategoryFilter("test1,test2")
-    a = tracing_backend.CategoryFilter("test2,test1")
-    self.assertEquals(a.IsSubset(b), True)
-
-    b = tracing_backend.CategoryFilter("-test1,-test2")
-    a = tracing_backend.CategoryFilter("-test2")
-    self.assertEquals(a.IsSubset(b), False)
-
-    b = tracing_backend.CategoryFilter("disabled-by-default-test1")
-    a = tracing_backend.CategoryFilter(
-        "disabled-by-default-test1,disabled-by-default-test2")
-    self.assertEquals(a.IsSubset(b), False)
-
-    b = tracing_backend.CategoryFilter("disabled-by-default-test1")
-    a = tracing_backend.CategoryFilter("disabled-by-default-test2")
-    self.assertEquals(a.IsSubset(b), False)
-
-  def testIsSubsetWithSyntheticDelays(self):
-    b = tracing_backend.CategoryFilter("DELAY(foo;0.016)")
-    a = tracing_backend.CategoryFilter("DELAY(foo;0.016)")
-    self.assertEquals(a.IsSubset(b), True)
-
-    b = tracing_backend.CategoryFilter("DELAY(foo;0.016)")
-    a = tracing_backend.CategoryFilter(None)
-    self.assertEquals(a.IsSubset(b), True)
-
-    b = tracing_backend.CategoryFilter(None)
-    a = tracing_backend.CategoryFilter("DELAY(foo;0.016)")
-    self.assertEquals(a.IsSubset(b), False)
-
-    b = tracing_backend.CategoryFilter("DELAY(foo;0.016)")
-    a = tracing_backend.CategoryFilter("DELAY(foo;0.032)")
-    self.assertEquals(a.IsSubset(b), False)
-
-    b = tracing_backend.CategoryFilter("DELAY(foo;0.016;static)")
-    a = tracing_backend.CategoryFilter("DELAY(foo;0.016;oneshot)")
-    self.assertEquals(a.IsSubset(b), False)
-
-    b = tracing_backend.CategoryFilter("DELAY(foo;0.016),DELAY(bar;0.1)")
-    a = tracing_backend.CategoryFilter("DELAY(bar;0.1),DELAY(foo;0.016)")
-    self.assertEquals(a.IsSubset(b), True)
-
-    b = tracing_backend.CategoryFilter("DELAY(foo;0.016),DELAY(bar;0.1)")
-    a = tracing_backend.CategoryFilter("DELAY(bar;0.1)")
-    self.assertEquals(a.IsSubset(b), True)
-
-    b = tracing_backend.CategoryFilter("DELAY(foo;0.016),DELAY(bar;0.1)")
-    a = tracing_backend.CategoryFilter("DELAY(foo;0.032),DELAY(bar;0.1)")
-    self.assertEquals(a.IsSubset(b), False)
-
 
 class TracingBackendTest(tab_test_case.TabTestCase):
   def _StartServer(self):