Upstream //build/ios/coverage.gypi

base/test/ios/coverage.gypi

+# Copyright 2014 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.
+
+{
+  'variables': {
+    'chromium_code': 1,
+    'enable_coverage%': 0,
+  },
+  'conditions': [
+    [ 'OS=="ios" and enable_coverage', {

[stuartmorgan, 2015/01/16 21:38:42]

No space after [

Also, why the OS check in an iOS gyp file?

[Eugene But (OOO till 7-30), 2015/01/16 22:04:06]

Removed space. This file fill be unconditionally included into other gyp files.

+        'target_defaults': {
+          'variables': {
+             'developer_dir': '<!(xcode-select -print-path)',
+          },
+          'defines': [
+            'ENABLE_TEST_CODE_COVERAGE=1'
+          ],
+          'link_settings': {
+            'libraries': [
+              # There is no short name for clang coverage library like it was
+              # for GCC. Xcode automatically links the binary with
+              # libclang_rt.profile_ios if GCC_INSTRUMENT_PROGRAM_FLOW_ARCS and
+              # GCC_GENERATE_TEST_COVERAGE_FILES flags are set to YES. Since
+              # Xcode is not used for compilation binaries must be manually
+              # linked with libclang_rt.profile_ios.
+              '<(developer_dir)/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/clang/6.0/lib/darwin/libclang_rt.profile_ios.a',
+            ],
+          },
+          'xcode_settings': {
+            'OTHER_CFLAGS': [
+              '-fprofile-arcs',
+              '-ftest-coverage',
+            ],
+          },
+        },
+    }],
+  ],
+}
+