Implement main blink target in GN.

public/all.gyp

 #
 # Copyright (C) 2011 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #         * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #         * Redistributions in binary form must reproduce the above
@@ skipping 15 matching lines @@
 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #
 {
     'includes': [
         '../Source/build/features.gypi',
     ],
     'targets': [
         {
+            # GN version: //third_party/WebKit/public:all_blink
             'target_name': 'all_blink',
             'type': 'none',
             'dependencies': [
                 '../Source/platform/blink_platform_tests.gyp:blink_heap_unittests',
                 '../Source/platform/blink_platform_tests.gyp:blink_platform_unittests',
                 '../Source/web/web_tests.gyp:webkit_unit_tests',
                 '../Source/wtf/wtf_tests.gyp:wtf_unittests',
             ],
             'conditions': [
                 ['OS=="android" and android_webview_build==0', {
                     'dependencies': [
                         '../Source/platform/blink_platform_tests.gyp:blink_heap_unittests_apk',
                         '../Source/platform/blink_platform_tests.gyp:blink_platform_unittests_apk',
                         '../Source/web/web_tests.gyp:webkit_unit_tests_apk',
                         '../Source/wtf/wtf_tests.gyp:wtf_unittests_apk',
                     ],
                 }],
             ],
         },
     ],
 }