Refactored auto_bisect bot

tools/auto_bisect/bisect_utils.py

Index: tools/auto_bisect/bisect_utils.py
diff --git a/tools/auto_bisect/bisect_utils.py b/tools/auto_bisect/bisect_utils.py
index da8b04b9503cd083d968311aac76dc2bbfd4a61f..38f56f15bbcc6a2d7e05b7916e4f6852d9d09de7 100644
--- a/tools/auto_bisect/bisect_utils.py
+++ b/tools/auto_bisect/bisect_utils.py
@@ -87,6 +87,116 @@ REPO_PARAMS = [
 # Bisect working directory.
 BISECT_DIR = 'bisect'
 
+# The percentage at which confidence is considered high.
+HIGH_CONFIDENCE = 95
+
+# Below is the map of "depot" names to information about each depot. Each depot
+# is a repository, and in the process of bisecting, revision ranges in these
+# repositories may also be bisected.
+#
+# Each depot information dictionary may contain:
+#   src: Path to the working directory.
+#   recurse: True if this repository will get bisected.
+#   depends: A list of other repositories that are actually part of the same
+#       repository in svn. If the repository has any dependent repositories
+#       (e.g. skia/src needs skia/include and skia/gyp to be updated), then
+#       they are specified here.
+#   svn: URL of SVN repository. Needed for git workflow to resolve hashes to
+#       SVN revisions.
+#   from: Parent depot that must be bisected before this is bisected.
+#   deps_var: Key name in vars variable in DEPS file that has revision
+#       information.
+DEPOT_DEPS_NAME = {
+    'chromium': {
+        'src': 'src',
+        'recurse': True,
+        'depends': None,
+        'from': ['cros', 'android-chrome'],
+        'viewvc':
+            'http://src.chromium.org/viewvc/chrome?view=revision&revision=',
+        'deps_var': 'chromium_rev'
+    },
+    'webkit': {
+        'src': 'src/third_party/WebKit',
+        'recurse': True,
+        'depends': None,
+        'from': ['chromium'],
+        'viewvc':
+            'http://src.chromium.org/viewvc/blink?view=revision&revision=',
+        'deps_var': 'webkit_revision'
+    },
+    'angle': {
+        'src': 'src/third_party/angle',
+        'src_old': 'src/third_party/angle_dx11',
+        'recurse': True,
+        'depends': None,
+        'from': ['chromium'],
+        'platform': 'nt',
+        'deps_var': 'angle_revision'
+    },
+    'v8': {
+        'src': 'src/v8',
+        'recurse': True,
+        'depends': None,
+        'from': ['chromium'],
+        'custom_deps': GCLIENT_CUSTOM_DEPS_V8,
+        'viewvc': 'https://code.google.com/p/v8/source/detail?r=',
+        'deps_var': 'v8_revision'
+    },
+    'v8_bleeding_edge': {
+        'src': 'src/v8_bleeding_edge',
+        'recurse': True,
+        'depends': None,
+        'svn': 'https://v8.googlecode.com/svn/branches/bleeding_edge',
+        'from': ['v8'],
+        'viewvc': 'https://code.google.com/p/v8/source/detail?r=',
+        'deps_var': 'v8_revision'
+    },
+    'skia/src': {
+        'src': 'src/third_party/skia/src',
+        'recurse': True,
+        'svn': 'http://skia.googlecode.com/svn/trunk/src',
+        'depends': ['skia/include', 'skia/gyp'],
+        'from': ['chromium'],
+        'viewvc': 'https://code.google.com/p/skia/source/detail?r=',
+        'deps_var': 'skia_revision'
+    },
+    'skia/include': {
+        'src': 'src/third_party/skia/include',
+        'recurse': False,
+        'svn': 'http://skia.googlecode.com/svn/trunk/include',
+        'depends': None,
+        'from': ['chromium'],
+        'viewvc': 'https://code.google.com/p/skia/source/detail?r=',
+        'deps_var': 'None'
+    },
+    'skia/gyp': {
+        'src': 'src/third_party/skia/gyp',
+        'recurse': False,
+        'svn': 'http://skia.googlecode.com/svn/trunk/gyp',
+        'depends': None,
+        'from': ['chromium'],
+        'viewvc': 'https://code.google.com/p/skia/source/detail?r=',
+        'deps_var': 'None'
+    }
+}
+
+DEPOT_NAMES = DEPOT_DEPS_NAME.keys()
+
+# The possible values of the --bisect_mode flag, which determines what to
+# use when classifying a revision as "good" or "bad".
+BISECT_MODE_MEAN = 'mean'
+BISECT_MODE_STD_DEV = 'std_dev'
+BISECT_MODE_RETURN_CODE = 'return_code'
+
+
+def AddAdditionalDepotInfo(depot_info):
+  """Adds additional depot info to the global depot variables."""
+  global DEPOT_DEPS_NAME
+  global DEPOT_NAMES
+  DEPOT_DEPS_NAME = dict(DEPOT_DEPS_NAME.items() + depot_info.items())
+  DEPOT_NAMES = DEPOT_DEPS_NAME.keys()
+
 
 def OutputAnnotationStepStart(name):
   """Outputs annotation to signal the start of a step to a try bot.