Remove .croc files

They were apparently used by some old code coverage system long ago.
https://chromium-review.googlesource.com/c/chromium/src/+/764949/
removed tools/code_coverage/croc.py well over 2 years ago, so we
probably don't need these files either.

Bug: 784464
Change-Id: I2cb1c7ee973c26b673a225659967516f5bf922d7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2036804
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Auto-Submit: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#742809}

build/common.croc

-# -*- python -*-
-# Crocodile config file for Chromium - settings common to all platforms
-#
-# This should be speicified before the platform-specific config, for example:
-#       croc -c chrome_common.croc -c linux/chrome_linux.croc
-
-{
-  # List of root directories, applied in order
-  'roots' : [
-    # Sub-paths we specifically care about and want to call out
-    {
-      'root' : '_/src',
-      'altname' : 'CHROMIUM',
-    },
-  ],
-
-  # List of rules, applied in order
-  # Note that any 'include':0 rules here will be overridden by the 'include':1
-  # rules in the platform-specific configs.
-  'rules' : [
-    # Don't scan for executable lines in uninstrumented C++ header files
-    {
-      'regexp' : '.*\\.(h|hpp)$',
-      'add_if_missing' : 0,
-    },
-
-    # Groups
-    {
-      'regexp' : '',
-      'group' : 'source',
-    },
-    {
-      'regexp' : '.*_(test|unittest|uitest|browsertest)\\.',
-      'group' : 'test',
-    },
-
-    # Languages
-    {
-      'regexp' : '.*\\.(c|h)$',
-      'language' : 'C',
-    },
-    {
-      'regexp' : '.*\\.(cc|cpp|hpp)$',
-      'language' : 'C++',
-    },
-
-    # Files/paths to include.  Specify these before the excludes, since rules
-    # are in order.
-    {
-      'regexp' : '^CHROMIUM/(base|media|net|printing|remoting|chrome|content|webkit/glue|native_client)/',
-      'include' : 1,
-    },
-    # Don't include subversion or mercurial SCM dirs
-    {
-      'regexp' : '.*/(\\.svn|\\.hg)/',
-      'include' : 0,
-    },
-    # Don't include output dirs
-    {
-      'regexp' : '.*/(Debug|Release|out|xcodebuild)/',
-      'include' : 0,
-    },
-    # Don't include third-party source
-    {
-      'regexp' : '.*/third_party/',
-      'include' : 0,
-    },
-    # We don't run the V8 test suite, so we don't care about V8 coverage.
-    {
-      'regexp' : '.*/v8/',
-      'include' : 0,
-    },
-  ],
-
-  # Paths to add source from
-  'add_files' : [
-    'CHROMIUM'
-  ],
-
-  # Statistics to print
-  'print_stats' : [
-    {
-      'stat' : 'files_executable',
-      'format' : '*RESULT FilesKnown: files_executable= %d files',
-    },
-    {
-      'stat' : 'files_instrumented',
-      'format' : '*RESULT FilesInstrumented: files_instrumented= %d files',
-    },
-    {
-      'stat' : '100.0 * files_instrumented / files_executable',
-      'format' : '*RESULT FilesInstrumentedPercent: files_instrumented_percent= %g percent',
-    },
-    {
-      'stat' : 'lines_executable',
-      'format' : '*RESULT LinesKnown: lines_known= %d lines',
-    },
-    {
-      'stat' : 'lines_instrumented',
-      'format' : '*RESULT LinesInstrumented: lines_instrumented= %d lines',
-    },
-    {
-      'stat' : 'lines_covered',
-      'format' : '*RESULT LinesCoveredSource: lines_covered_source= %d lines',
-      'group' : 'source',
-    },
-    {
-      'stat' : 'lines_covered',
-      'format' : '*RESULT LinesCoveredTest: lines_covered_test= %d lines',
-      'group' : 'test',
-    },
-    {
-      'stat' : '100.0 * lines_covered / lines_executable',
-      'format' : '*RESULT PercentCovered: percent_covered= %g percent',
-    },
-    {
-      'stat' : '100.0 * lines_covered / lines_executable',
-      'format' : '*RESULT PercentCoveredSource: percent_covered_source= %g percent',
-      'group' : 'source',
-    },
-    {
-      'stat' : '100.0 * lines_covered / lines_executable',
-      'format' : '*RESULT PercentCoveredTest: percent_covered_test= %g percent',
-      'group' : 'test',
-    },
-  ],
-}

build/ios/chrome_ios.croc

-# -*- python -*-
-# Crocodile config file for Chromium iOS.
-#
-# Note that Chromium iOS also uses the config file at src/build/common.croc.
-#
-# See src/tools/code_coverage/example.croc for more info on config files.
-
-{
-  # List of rules, applied in order
-  'rules' : [
-    # Specify inclusions before exclusions, since rules are in order.
-
-    # Exclude everything to negate whatever is in src/build/common.croc
-    {
-      'regexp' : '.*',
-      'include' : 0,
-    },
-
-    # Include all directories (but not the files in the directories).
-    # This is a workaround for how croc.py walks the directory tree. See the
-    # TODO in the AddFiles method of src/tools/code_coverage/croc.py
-    {
-      'regexp' : '.*/$',
-      'include' : 1,
-    },
-
-    # Include any file with an 'ios' directory in the path.
-    {
-      'regexp' : '.*/ios/.*',
-      'include' : 1,
-      'add_if_missing' : 1,
-    },
-    
-    # Include any file that ends with _ios.
-    {
-      'regexp' : '.*_ios\\.(c|cc|m|mm)$',
-      'include' : 1,
-      'add_if_missing' : 1,
-    },
-
-    # Include any file that ends with _ios_unittest (and label it a test).
-    {
-      'regexp' : '.*_ios_unittest\\.(c|cc|m|mm)$',
-      'include' : 1,
-      'add_if_missing' : 1,
-      'group' : 'test',
-    },
-
-    # Don't scan for executable lines in uninstrumented header files
-    {
-      'regexp' : '.*\\.(h|hpp)$',
-      'add_if_missing' : 0,
-    },
-
-    # Don't measure coverage of perftests.
-    {
-      'regexp' : '.*perftest\\.(c|cc|m|mm)$',
-      'include' : 0,
-    },
-
-    # Languages
-    {
-      'regexp' : '.*\\.m$',
-      'language' : 'ObjC',
-    },
-    {
-      'regexp' : '.*\\.mm$',
-      'language' : 'ObjC++',
-    },
-  ],
-}

build/linux/chrome_linux.croc

-# -*- python -*-
-# Crocodile config file for Chromium linux
-
-# TODO(jhawkins): We'll need to add a chromeos.croc once we get a coverage bot
-# for that platform.
-
-{
-  # List of rules, applied in order
-  'rules' : [
-    # Specify inclusions before exclusions, since rules are in order.
-
-    # Don't include non-Linux platform dirs
-    {
-      'regexp' : '.*/(chromeos|views)/',
-      'include' : 0,
-    },
-    # Don't include chromeos, windows, or mac specific files
-    {
-      'regexp' : '.*(_|/)(chromeos|mac|win|views)(\\.|_)',
-      'include' : 0,
-    },
-
-    # Groups
-    {
-      'regexp' : '.*_test_linux\\.',
-      'group' : 'test',
-    },
-  ],
-}

build/win/chrome_win.croc

-# -*- python -*-
-# Crocodile config file for Chromium windows
-
-{
-  # List of rules, applied in order
-  'rules' : [
-    # Specify inclusions before exclusions, since rules are in order.
-
-    # Don't include chromeos, posix, or linux specific files
-    {
-      'regexp' : '.*(_|/)(chromeos|linux|posix)(\\.|_)',
-      'include' : 0,
-    },
-    # Don't include ChromeOS dirs
-    {
-      'regexp' : '.*/chromeos/',
-      'include' : 0,
-    },
-
-    # Groups
-    {
-      'regexp' : '.*_test_win\\.',
-      'group' : 'test',
-    },
-  ],
-}