depot_tools: import bot_update gclient git rietveld tryserver recipe modules (reland #1)

recipe_modules/gclient/config.py

Index: recipe_modules/gclient/config.py
diff --git a/recipe_modules/gclient/config.py b/recipe_modules/gclient/config.py
new file mode 100644
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+++ b/recipe_modules/gclient/config.py
@@ -0,0 +1,643 @@
+# Copyright 2013 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.
+
+import types
+
+from recipe_engine.config import config_item_context, ConfigGroup, BadConf
+from recipe_engine.config import ConfigList, Dict, Single, Static, Set, List
+
+from . import api as gclient_api
+
+
+def BaseConfig(USE_MIRROR=True, GIT_MODE=False, CACHE_DIR=None,
+               PATCH_PROJECT=None, BUILDSPEC_VERSION=None,
+               **_kwargs):
+  deps = '.DEPS.git' if GIT_MODE else 'DEPS'
+  cache_dir = str(CACHE_DIR) if GIT_MODE and CACHE_DIR else None
+  return ConfigGroup(
+    solutions = ConfigList(
+      lambda: ConfigGroup(
+        name = Single(basestring),
+        url = Single(basestring),
+        deps_file = Single(basestring, empty_val=deps, required=False,
+                           hidden=False),
+        managed = Single(bool, empty_val=True, required=False, hidden=False),
+        custom_deps = Dict(value_type=(basestring, types.NoneType)),
+        custom_vars = Dict(value_type=basestring),
+        safesync_url = Single(basestring, required=False),
+
+        revision = Single(
+            (basestring, gclient_api.RevisionResolver),
+            required=False, hidden=True),
+      )
+    ),
+    deps_os = Dict(value_type=basestring),
+    hooks = List(basestring),
+    target_os = Set(basestring),
+    target_os_only = Single(bool, empty_val=False, required=False),
+    cache_dir = Static(cache_dir, hidden=False),
+
+    # If supplied, use this as the source root (instead of the first solution's
+    # checkout).
+    src_root = Single(basestring, required=False, hidden=True),
+
+    # Maps 'solution' -> build_property
+    got_revision_mapping = Dict(hidden=True),
+
+    # Addition revisions we want to pass in.  For now theres a duplication
+    # of code here of setting custom vars AND passing in --revision. We hope
+    # to remove custom vars later.
+    revisions = Dict(
+        value_type=(basestring, gclient_api.RevisionResolver),
+        hidden=True),
+
+    # TODO(iannucci): HACK! The use of None here to indicate that we apply this
+    #   to the solution.revision field is really terrible. I mostly blame
+    #   gclient.
+    # Maps 'parent_build_property' -> 'custom_var_name'
+    # Maps 'parent_build_property' -> None
+    # If value is None, the property value will be applied to
+    # solutions[0].revision. Otherwise, it will be applied to
+    # solutions[0].custom_vars['custom_var_name']
+    parent_got_revision_mapping = Dict(hidden=True),
+    delete_unversioned_trees = Single(bool, empty_val=True, required=False),
+
+    # Check out refs/branch-heads.
+    # TODO (machenbach): Only implemented for bot_update atm.
+    with_branch_heads = Single(
+        bool,
+        empty_val=False,
+        required=False,
+        hidden=True),
+
+    GIT_MODE = Static(bool(GIT_MODE)),
+    USE_MIRROR = Static(bool(USE_MIRROR)),
+    PATCH_PROJECT = Static(str(PATCH_PROJECT), hidden=True),
+    BUILDSPEC_VERSION= Static(BUILDSPEC_VERSION, hidden=True),
+  )
+
+config_ctx = config_item_context(BaseConfig)
+
+def ChromiumSvnSubURL(c, *pieces):
+  BASES = ('https://src.chromium.org',
+           'svn://svn-mirror.golo.chromium.org')
+  return '/'.join((BASES[c.USE_MIRROR],) + pieces)
+
+def ChromiumGitURL(_c, *pieces):
+  return '/'.join(('https://chromium.googlesource.com',) + pieces)
+
+def ChromiumSrcURL(c):
+  # TODO(phajdan.jr): Move to proper repo and add coverage.
+  if c.GIT_MODE:  # pragma: no cover
+    return ChromiumGitURL(c, 'chromium', 'src.git')
+  else:
+    return ChromiumSvnSubURL(c, 'chrome', 'trunk', 'src')
+
+def BlinkURL(c):
+  # TODO(phajdan.jr): Move to proper repo and add coverage.
+  if c.GIT_MODE:  # pragma: no cover
+    return ChromiumGitURL(c, 'chromium', 'blink.git')
+  else:
+    return ChromiumSvnSubURL(c, 'blink', 'trunk')
+
+def ChromeSvnSubURL(c, *pieces):
+  BASES = ('svn://svn.chromium.org',
+           'svn://svn-mirror.golo.chromium.org')
+  return '/'.join((BASES[c.USE_MIRROR],) + pieces)
+
+# TODO(phajdan.jr): Move to proper repo and add coverage.
+def ChromeInternalGitURL(_c, *pieces):  # pragma: no cover
+  return '/'.join(('https://chrome-internal.googlesource.com',) + pieces)
+
+def ChromeInternalSrcURL(c):
+  # TODO(phajdan.jr): Move to proper repo and add coverage.
+  if c.GIT_MODE:  # pragma: no cover
+    return ChromeInternalGitURL(c, 'chrome', 'src-internal.git')
+  else:
+    return ChromeSvnSubURL(c, 'chrome-internal', 'trunk', 'src-internal')
+
+def mirror_only(c, obj, default=None):
+  return obj if c.USE_MIRROR else (default or obj.__class__())
+
+@config_ctx()
+def chromium_bare(c):
+  s = c.solutions.add()
+  s.name = 'src'
+  s.url = ChromiumSrcURL(c)
+  s.custom_vars = mirror_only(c, {
+    'googlecode_url': 'svn://svn-mirror.golo.chromium.org/%s',
+    'nacl_trunk': 'svn://svn-mirror.golo.chromium.org/native_client/trunk',
+    'sourceforge_url': 'svn://svn-mirror.golo.chromium.org/%(repo)s',
+    'webkit_trunk': BlinkURL(c)})
+  m = c.got_revision_mapping
+  m['src'] = 'got_revision'
+  m['src/native_client'] = 'got_nacl_revision'
+  m['src/tools/swarming_client'] = 'got_swarming_client_revision'
+  m['src/v8'] = 'got_v8_revision'
+  m['src/third_party/angle'] = 'got_angle_revision'
+  m['src/third_party/webrtc'] = 'got_webrtc_revision'
+
+  p = c.parent_got_revision_mapping
+  p['parent_got_revision'] = None
+  p['parent_got_angle_revision'] = 'angle_revision'
+  p['parent_got_nacl_revision'] = 'nacl_revision'
+  p['parent_got_swarming_client_revision'] = 'swarming_revision'
+  p['parent_got_v8_revision'] = 'v8_revision'
+  p['parent_got_webrtc_revision'] = 'webrtc_revision'
+
+  # Patch project revisions are applied whenever patch_project is set. E.g. if
+  # a v8 stand-alone patch is sent to a chromium trybot, patch_project is v8
+  # and can be used to sync v8 to HEAD instead of the pinned chromium
+  # version.
+  patch_project_revisions = {
+    'v8': ('src/v8', 'HEAD'),
+  }
+
+  patch_revision = patch_project_revisions.get(c.PATCH_PROJECT)
+  # TODO(phajdan.jr): Move to proper repo and add coverage.
+  if patch_revision:  # pragma: no cover
+    c.revisions[patch_revision[0]] = patch_revision[1]
+
+@config_ctx(includes=['chromium_bare'])
+def chromium_empty(c):
+  c.solutions[0].deps_file = ''  # pragma: no cover
+
+@config_ctx(includes=['chromium_bare'])
+def chromium(c):
+  s = c.solutions[0]
+  s.custom_deps = mirror_only(c, {})
+
+@config_ctx(includes=['chromium'])
+def chromium_lkcr(c):
+  # TODO(phajdan.jr): Add git hashes for LKCR crbug.com/349277.
+  if c.GIT_MODE:
+    raise BadConf('Git has problems with safesync_url and LKCR, '
+                  'crbug.com/349277 crbug.com/109191')  # pragma: no cover
+  s = c.solutions[0]
+  s.safesync_url = 'https://build.chromium.org/p/chromium/lkcr-status/lkgr'
+  # TODO(hinoka): Once lkcr exists and is a tag, it should just be lkcr
+  #               rather than origin/lkcr.
+  s.revision = 'origin/lkcr'
+
+@config_ctx(includes=['chromium'])
+def chromium_lkgr(c):
+  s = c.solutions[0]
+  safesync_url = 'https://chromium-status.appspot.com/lkgr'
+  if c.GIT_MODE:  # pragma: no cover
+    safesync_url = 'https://chromium-status.appspot.com/git-lkgr'
+    raise BadConf('Git has problems with safesync_url, crbug.com/109191.')
+  s.safesync_url = safesync_url
+  s.revision = 'origin/lkgr'
+
+@config_ctx(includes=['chromium_bare'])
+def android_bare(c):
+  # We inherit from chromium_bare to get the got_revision mapping.
+  # NOTE: We don't set a specific got_revision mapping for src/repo.
+  del c.solutions[0]
+  c.got_revision_mapping['src'] = 'got_src_revision'
+  s = c.solutions.add()
+  s.deps_file = '.DEPS.git'
+
+# TODO(iannucci,vadimsh): Switch this to src-limited
+@config_ctx()
+def chrome_internal(c):
+  s = c.solutions.add()
+  s.name = 'src-internal'
+  s.url = ChromeInternalSrcURL(c)
+  # Remove some things which are generally not needed
+  s.custom_deps = {
+    "src/data/autodiscovery" : None,
+    "src/data/page_cycler" : None,
+    "src/tools/grit/grit/test/data" : None,
+    "src/chrome/test/data/perf/frame_rate/private" : None,
+    "src/data/mozilla_js_tests" : None,
+    "src/chrome/test/data/firefox2_profile/searchplugins" : None,
+    "src/chrome/test/data/firefox2_searchplugins" : None,
+    "src/chrome/test/data/firefox3_profile/searchplugins" : None,
+    "src/chrome/test/data/firefox3_searchplugins" : None,
+    "src/chrome/test/data/ssl/certs" : None,
+    "src/data/mach_ports" : None,
+    "src/data/esctf" : None,
+    "src/data/selenium_core" : None,
+    "src/chrome/test/data/plugin" : None,
+    "src/data/memory_test" : None,
+    "src/data/tab_switching" : None,
+    "src/chrome/test/data/osdd" : None,
+    "src/webkit/data/bmp_decoder":None,
+    "src/webkit/data/ico_decoder":None,
+    "src/webkit/data/test_shell/plugins":None,
+    "src/webkit/data/xbm_decoder":None,
+  }
+
+@config_ctx(includes=['chromium'])
+def blink(c):
+  c.solutions[0].revision = 'HEAD'
+  del c.solutions[0].custom_deps
+  c.revisions['src/third_party/WebKit'] = 'HEAD'
+
+@config_ctx(includes=['chromium'])
+def blink_or_chromium(c):
+  c.solutions[0].revision = gclient_api.ProjectRevisionResolver('chromium')
+  del c.solutions[0].custom_deps
+  c.revisions['src/third_party/WebKit'] = \
+      gclient_api.ProjectRevisionResolver(
+          'webkit', parent_got_revision='parent_got_webkit_revision')
+
+# TODO(phajdan.jr): Move to proper repo and add coverage.
+@config_ctx(includes=['chromium'])
+def blink_merged(c):  # pragma: no cover
+  c.solutions[0].url = \
+      'https://chromium.googlesource.com/playground/chromium-blink-merge.git'
+
+@config_ctx()
+def android(c):
+  c.target_os.add('android')
+
+@config_ctx(includes=['chromium', 'chrome_internal'])
+def ios(c):
+  c.target_os.add('ios')
+
+@config_ctx(includes=['chromium'])
+def show_v8_revision(c):
+  # Have the V8 revision appear in the web UI instead of Chromium's.
+  c.got_revision_mapping['src'] = 'got_cr_revision'
+  c.got_revision_mapping['src/v8'] = 'got_revision'
+  # Needed to get the testers to properly sync the right revision.
+  c.parent_got_revision_mapping['parent_got_revision'] = 'got_revision'
+
+@config_ctx(includes=['chromium'])
+def v8_bleeding_edge_git(c):
+  c.solutions[0].revision = 'HEAD'
+  # TODO(machenbach): If bot_update is activated for all v8-chromium bots
+  # and there's no gclient fallback, then the following line can be removed.
+  c.solutions[0].custom_vars['v8_branch'] = 'branches/bleeding_edge'
+  c.revisions['src/v8'] = 'HEAD'
+
+@config_ctx()
+def v8_canary(c):
+  c.revisions['src/v8'] = 'origin/canary'
+
+@config_ctx(includes=['chromium'])
+def oilpan(c):  # pragma: no cover
+  if c.GIT_MODE:
+    raise BadConf("Oilpan requires SVN for now")
+  c.solutions[0].custom_vars = {
+    'webkit_trunk': ChromiumSvnSubURL(c, 'blink', 'branches', 'oilpan')
+  }
+  c.solutions[0].custom_vars['sourceforge_url'] = mirror_only(
+    c,
+    'svn://svn-mirror.golo.chromium.org/%(repo)s',
+    'svn://svn.chromium.org/%(repo)s'
+  )
+
+  c.revisions['src/third_party/WebKit'] = 'HEAD'
+  c.solutions[0].revision = '197341'
+
+  c.solutions[0].custom_deps = {
+    'src/chrome/tools/test/reference_build/chrome_linux' :
+      ChromiumSvnSubURL(c, 'blink', 'branches', 'oilpan', 'Tools',
+                        'reference_build', 'chrome_linux')
+  }
+  del c.got_revision_mapping['src']
+  c.got_revision_mapping['src/third_party/WebKit/Source'] = 'got_revision'
+
+@config_ctx(includes=['oilpan', 'chrome_internal'])
+def oilpan_internal(c):  # pragma: no cover
+  # Add back the oilpan data dependencies
+  needed_components_internal = [
+    "src/data/memory_test",
+    "src/data/mozilla_js_tests",
+    "src/data/page_cycler",
+    "src/data/tab_switching",
+    "src/webkit/data/bmp_decoder",
+    "src/webkit/data/ico_decoder",
+    "src/webkit/data/test_shell/plugins",
+    "src/webkit/data/xbm_decoder",
+  ]
+  for key in needed_components_internal:
+    del c.solutions[1].custom_deps[key]
+
+@config_ctx()
+def nacl(c):
+  s = c.solutions.add()
+  s.name = 'native_client'
+  s.url = ChromiumGitURL(c, 'native_client', 'src', 'native_client.git')
+  m = c.got_revision_mapping
+  m['native_client'] = 'got_revision'
+
+@config_ctx()
+def webports(c):
+  s = c.solutions.add()
+  s.name = 'src'
+  s.url = ChromiumGitURL(c, 'webports.git')
+  m = c.got_revision_mapping
+  m['src'] = 'got_revision'
+
+@config_ctx()
+def wasm_llvm(c):
+  s = c.solutions.add()
+  s.name = 'src'
+  s.url = ChromiumGitURL(
+      c, 'external', 'github.com', 'WebAssembly', 'waterfall.git')
+  m = c.got_revision_mapping
+  m['src'] = 'got_waterfall_revision'
+  c.revisions['src'] = 'origin/master'
+
+@config_ctx()
+def gyp(c):
+  s = c.solutions.add()
+  s.name = 'gyp'
+  s.url = ChromiumGitURL(c, 'external', 'gyp.git')
+  m = c.got_revision_mapping
+  m['gyp'] = 'got_revision'
+
+@config_ctx(config_vars={'GIT_MODE': True})
+def build(c):  # pragma: no cover
+  if not c.GIT_MODE:
+    raise BadConf('build only supports git')
+  s = c.solutions.add()
+  s.name = 'build'
+  s.url = ChromiumGitURL(c, 'chromium', 'tools', 'build.git')
+  m = c.got_revision_mapping
+  m['build'] = 'got_revision'
+
+@config_ctx(config_vars={'GIT_MODE': True})
+def depot_tools(c):  # pragma: no cover
+  if not c.GIT_MODE:
+    raise BadConf('depot_tools only supports git')
+  s = c.solutions.add()
+  s.name = 'depot_tools'
+  s.url = ChromiumGitURL(c, 'chromium', 'tools', 'depot_tools.git')
+  m = c.got_revision_mapping
+  m['depot_tools'] = 'got_revision'
+
+@config_ctx(config_vars={'GIT_MODE': True})
+def skia(c):  # pragma: no cover
+  if not c.GIT_MODE:
+    raise BadConf('skia only supports git')
+  s = c.solutions.add()
+  s.name = 'skia'
+  s.url = 'https://skia.googlesource.com/skia.git'
+  m = c.got_revision_mapping
+  m['skia'] = 'got_revision'
+
+@config_ctx(config_vars={'GIT_MODE': True})
+def chrome_golo(c): # pragma: no cover
+  if not c.GIT_MODE:
+    raise BadConf('chrome_golo only supports git')
+  s = c.solutions.add()
+  s.name = 'chrome_golo'
+  s.url = 'https://chrome-internal.googlesource.com/chrome-golo/chrome-golo.git'
+  c.got_revision_mapping['chrome_golo'] = 'got_revision'
+
+@config_ctx(config_vars={'GIT_MODE': True})
+def build_internal(c):
+  if not c.GIT_MODE:  # pragma: no cover
+    raise BadConf('build_internal only supports git')
+  s = c.solutions.add()
+  s.name = 'build_internal'
+  s.url = 'https://chrome-internal.googlesource.com/chrome/tools/build.git'
+  c.got_revision_mapping['build_internal'] = 'got_revision'
+  # We do not use 'includes' here, because we want build_internal to be the
+  # first solution in the list as run_presubmit computes upstream revision
+  # from the first solution.
+  build(c)
+  c.got_revision_mapping['build'] = 'got_build_revision'
+
+@config_ctx(config_vars={'GIT_MODE': True})
+def build_internal_scripts_slave(c):
+  if not c.GIT_MODE:  # pragma: no cover
+    raise BadConf('build_internal_scripts_slave only supports git')
+  s = c.solutions.add()
+  s.name = 'build_internal/scripts/slave'
+  s.url = ('https://chrome-internal.googlesource.com/'
+           'chrome/tools/build_limited/scripts/slave.git')
+  c.got_revision_mapping['build_internal/scripts/slave'] = 'got_revision'
+  # We do not use 'includes' here, because we want build_internal to be the
+  # first solution in the list as run_presubmit computes upstream revision
+  # from the first solution.
+  build(c)
+  c.got_revision_mapping['build'] = 'got_build_revision'
+
+@config_ctx()
+def slave_deps(c):
+  s = c.solutions.add()
+  s.name = 'build_internal/slave.DEPS'
+  s.url = ('https://chrome-internal.googlesource.com/'
+           'chrome/tools/build/slave.DEPS.git')
+  c.got_revision_mapping['build_internal/slave.DEPS'] = 'got_revision'
+
+@config_ctx()
+def internal_deps(c):
+  s = c.solutions.add()
+  s.name = 'build_internal/internal.DEPS'
+  s.url = ('https://chrome-internal.googlesource.com/'
+           'chrome/tools/build/internal.DEPS.git')
+  c.got_revision_mapping['build_internal/internal.DEPS'] = 'got_revision'
+
+@config_ctx(includes=['chromium', 'chrome_internal'])
+def perf(c):
+  s = c.solutions[0]
+  s.custom_vars['llvm_url'] = 'svn://svn-mirror.golo.chromium.org/llvm-project'
+  s.managed = False
+  needed_components_internal = [
+    "src/data/page_cycler",
+  ]
+  for key in needed_components_internal:
+    del c.solutions[1].custom_deps[key]
+  c.solutions[1].managed = False
+
+@config_ctx(includes=['chromium'])
+def chromium_skia(c):
+  c.solutions[0].revision = 'HEAD'
+  del c.solutions[0].custom_deps
+  c.revisions['src/third_party/skia'] = (
+      gclient_api.RevisionFallbackChain('origin/master'))
+  c.got_revision_mapping['src'] = 'got_chromium_revision'
+  c.got_revision_mapping['src/third_party/skia'] = 'got_revision'
+  c.parent_got_revision_mapping['parent_got_revision'] = 'got_revision'
+
+@config_ctx(includes=['chromium'])
+def chromium_webrtc(c):
+  c.got_revision_mapping['src/third_party/libjingle/source/talk'] = (
+      'got_libjingle_revision')
+  c.got_revision_mapping['src/third_party/libvpx/source'] = (
+      'got_libvpx_revision')
+
+@config_ctx(includes=['chromium_webrtc'])
+def chromium_webrtc_tot(c):
+  """Configures ToT revisions for WebRTC and Libjingle for Chromium.
+
+  Sets up ToT instead of the DEPS-pinned revision for WebRTC and Libjingle.
+  This is used for some bots to provide data about which revisions are green to
+  roll into Chromium.
+  """
+  c.revisions['src'] = 'HEAD'
+  c.revisions['src/third_party/webrtc'] = 'HEAD'
+  c.revisions['src/third_party/libjingle/source/talk'] = 'HEAD'
+
+@config_ctx()
+def webrtc_test_resources(c):
+  """Add webrtc.DEPS solution for test resources and tools.
+
+  The webrtc.DEPS solution pulls in additional resources needed for running
+  WebRTC-specific test setups in Chromium.
+  """
+  s = c.solutions.add()
+  s.name = 'webrtc.DEPS'
+  s.url = ChromiumGitURL(c, 'chromium', 'deps', 'webrtc', 'webrtc.DEPS')
+  s.deps_file = 'DEPS'
+
+@config_ctx()
+def pdfium(c):
+  soln = c.solutions.add()
+  soln.name = 'pdfium'
+  soln.url = 'https://pdfium.googlesource.com/pdfium.git'
+
+@config_ctx()
+def mojo(c):
+  soln = c.solutions.add()
+  soln.name = 'src'
+  soln.url = 'https://chromium.googlesource.com/external/mojo.git'
+
+@config_ctx()
+def crashpad(c):
+  soln = c.solutions.add()
+  soln.name = 'crashpad'
+  soln.url = 'https://chromium.googlesource.com/crashpad/crashpad.git'
+
+@config_ctx()
+def boringssl(c):
+  soln = c.solutions.add()
+  soln.name = 'boringssl'
+  soln.url = 'https://boringssl.googlesource.com/boringssl.git'
+  soln.deps_file = 'util/bot/DEPS'
+
+@config_ctx()
+def dart(c):
+  soln = c.solutions.add()
+  soln.name = 'sdk'
+  soln.url = ('https://chromium.googlesource.com/external/github.com/' +
+              'dart-lang/sdk.git')
+  soln.deps_file = 'DEPS'
+  soln.managed = False
+
+@config_ctx(config_vars={'GIT_MODE': True})
+def infra(c):
+  soln = c.solutions.add()
+  soln.name = 'infra'
+  soln.url = 'https://chromium.googlesource.com/infra/infra.git'
+  c.got_revision_mapping['infra'] = 'got_revision'
+
+@config_ctx(config_vars={'GIT_MODE': True})
+def infra_internal(c):  # pragma: no cover
+  soln = c.solutions.add()
+  soln.name = 'infra_internal'
+  soln.url = 'https://chrome-internal.googlesource.com/infra/infra_internal.git'
+  c.got_revision_mapping['infra_internal'] = 'got_revision'
+
+@config_ctx(includes=['infra'])
+def luci_gae(c):
+  # luci/gae is checked out as a part of infra.git solution at HEAD.
+  c.revisions['infra'] = 'origin/master'
+  # luci/gae is developed together with luci-go, which should be at HEAD.
+  c.revisions['infra/go/src/github.com/luci/luci-go'] = 'origin/master'
+  c.revisions['infra/go/src/github.com/luci/gae'] = (
+      gclient_api.RevisionFallbackChain('origin/master'))
+  m = c.got_revision_mapping
+  del m['infra']
+  m['infra/go/src/github.com/luci/gae'] = 'got_revision'
+
+@config_ctx(includes=['infra'])
+def luci_go(c):
+  # luci-go is checked out as a part of infra.git solution at HEAD.
+  c.revisions['infra'] = 'origin/master'
+  c.revisions['infra/go/src/github.com/luci/luci-go'] = (
+      gclient_api.RevisionFallbackChain('origin/master'))
+  m = c.got_revision_mapping
+  del m['infra']
+  m['infra/go/src/github.com/luci/luci-go'] = 'got_revision'
+
+@config_ctx(includes=['infra'])
+def luci_py(c):
+  # luci-py is checked out as part of infra just to have appengine
+  # pre-installed, as that's what luci-py PRESUBMIT relies on.
+  c.revisions['infra'] = 'origin/master'
+  c.revisions['infra/luci'] = (
+      gclient_api.RevisionFallbackChain('origin/master'))
+  m = c.got_revision_mapping
+  del m['infra']
+  m['infra/luci'] = 'got_revision'
+
+@config_ctx(includes=['infra'])
+def recipes_py(c):
+  c.revisions['infra'] = 'origin/master'
+  c.revisions['infra/recipes-py'] = (
+      gclient_api.RevisionFallbackChain('origin/master'))
+  m = c.got_revision_mapping
+  del m['infra']
+  m['infra/recipes-py'] = 'got_revision'
+
+@config_ctx()
+def chrome_from_buildspec(c):  # pragma: no cover
+  soln = c.solutions.add()
+  soln.name = 'chrome_from_buildspec'
+  # This URL has to be augmented with the appropriate bucket by the recipe using
+  # it.
+  soln.url = ('svn://svn-mirror.golo.chromium.org/chrome-internal/trunk/tools/'
+      'buildspec/build/')
+  soln.custom_vars['svn_url'] = 'svn://svn-mirror.golo.chromium.org'
+  soln.custom_deps = {}
+
+@config_ctx()
+def catapult(c):
+  soln = c.solutions.add()
+  soln.name = 'catapult'
+  soln.url = ('https://chromium.googlesource.com/external/github.com/'
+              'catapult-project/catapult.git')
+  c.got_revision_mapping['catapult'] = 'got_revision'
+
+@config_ctx(includes=['infra_internal'], config_vars={'GIT_MODE': True})
+def infradata_master_manager(c):
+  soln = c.solutions.add()
+  soln.name = 'infra-data-master-manager'
+  soln.url = (
+      'https://chrome-internal.googlesource.com/infradata/master-manager.git')
+  c.got_revision_mapping['infra-data-master-manager'] = 'got_revision'
+
+@config_ctx()
+def with_branch_heads(c):
+  c.with_branch_heads = True
+
+@config_ctx()
+def custom_tabs_client(c):
+  soln = c.solutions.add()
+  soln.name = 'custom_tabs_client'
+  # TODO(pasko): test custom-tabs-client within a full chromium checkout.
+  soln.url = ('https://chromium.googlesource.com/external/github.com/'
+              'GoogleChrome/custom-tabs-client.git')
+  c.got_revision_mapping['custom_tabs_client'] = 'got_revision'
+
+# TODO(phajdan.jr): Move to proper repo and add coverage.
+@config_ctx()
+def angle_top_of_tree(c):  # pragma: no cover
+  """Configures the top-of-tree ANGLE in a Chromium checkout.
+
+  Sets up ToT instead of the DEPS-pinned revision for ANGLE.
+  """
+  c.solutions[0].revision = 'HEAD'
+  c.revisions['src/third_party/angle'] = 'HEAD'
+
+@config_ctx()
+def gerrit_test_cq_normal(c):
+  soln = c.solutions.add()
+  soln.name = 'gerrit-test-cq-normal'
+  soln.url = 'https://chromium.googlesource.com/playground/gerrit-cq/normal.git'
+
+# TODO(phajdan.jr): Move to proper repo and add coverage.
+@config_ctx()
+def valgrind(c):  # pragma: no cover
+  """Add Valgrind binaries to the gclient solution."""
+  c.solutions[0].custom_deps['src/third_party/valgrind'] = \
+    ChromiumGitURL(c, 'chromium', 'deps', 'valgrind', 'binaries')