Add a snapshot of flutter/engine/src/build to our sdk

build/android/pylib/host_driven/tests_annotations.py

Index: build/android/pylib/host_driven/tests_annotations.py
diff --git a/build/android/pylib/host_driven/tests_annotations.py b/build/android/pylib/host_driven/tests_annotations.py
new file mode 100644
index 0000000000000000000000000000000000000000..533114065e5bab3f737c99bbd0332f0cc66c576b
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+++ b/build/android/pylib/host_driven/tests_annotations.py
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+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Annotations for host-driven tests."""
+# pylint: disable=W0212
+
+import os
+
+
+class AnnotatedFunctions(object):
+  """A container for annotated methods."""
+  _ANNOTATED = {}
+
+  @staticmethod
+  def _AddFunction(annotation, function):
+    """Adds an annotated function to our container.
+
+    Args:
+      annotation: the annotation string.
+      function: the function.
+    Returns:
+      The function passed in.
+    """
+    module_name = os.path.splitext(os.path.basename(
+        function.__globals__['__file__']))[0]
+    qualified_function_name = '.'.join([module_name, function.func_name])
+    function_list = AnnotatedFunctions._ANNOTATED.get(annotation, [])
+    function_list.append(qualified_function_name)
+    AnnotatedFunctions._ANNOTATED[annotation] = function_list
+    return function
+
+  @staticmethod
+  def IsAnnotated(annotation, qualified_function_name):
+    """True if function name (module.function) contains the annotation.
+
+    Args:
+      annotation: the annotation string.
+      qualified_function_name: the qualified function name.
+    Returns:
+      True if module.function contains the annotation.
+    """
+    return qualified_function_name in AnnotatedFunctions._ANNOTATED.get(
+        annotation, [])
+
+  @staticmethod
+  def GetTestAnnotations(qualified_function_name):
+    """Returns a list containing all annotations for the given function.
+
+    Args:
+      qualified_function_name: the qualified function name.
+    Returns:
+      List of all annotations for this function.
+    """
+    return [annotation
+            for annotation, tests in AnnotatedFunctions._ANNOTATED.iteritems()
+            if qualified_function_name in tests]
+
+
+# The following functions are annotations used for the host-driven tests.
+def Smoke(function):
+  return AnnotatedFunctions._AddFunction('Smoke', function)
+
+
+def SmallTest(function):
+  return AnnotatedFunctions._AddFunction('SmallTest', function)
+
+
+def MediumTest(function):
+  return AnnotatedFunctions._AddFunction('MediumTest', function)
+
+
+def LargeTest(function):
+  return AnnotatedFunctions._AddFunction('LargeTest', function)
+
+
+def EnormousTest(function):
+  return AnnotatedFunctions._AddFunction('EnormousTest', function)
+
+
+def FlakyTest(function):
+  return AnnotatedFunctions._AddFunction('FlakyTest', function)
+
+
+def DisabledTest(function):
+  return AnnotatedFunctions._AddFunction('DisabledTest', function)
+
+
+def Feature(feature_list):
+  def _AddFeatures(function):
+    for feature in feature_list:
+      AnnotatedFunctions._AddFunction('Feature:%s' % feature, function)
+    return AnnotatedFunctions._AddFunction('Feature', function)
+  return _AddFeatures