Web restrictions component only.

components/web_restrictions.gypi

Index: components/web_restrictions.gypi
diff --git a/components/web_restrictions.gypi b/components/web_restrictions.gypi
index 772e230dc51bf9604ed5c059b26aedae2d6dab8e..f37ec7727e6ba7f04a530f5ea7b50f71b53fd00a 100644
--- a/components/web_restrictions.gypi
+++ b/components/web_restrictions.gypi
@@ -18,6 +18,37 @@
           ],
           'includes': [ '../build/java.gypi' ],
         },
+        {
+          # GN: //components/web_restrictions:web_restrictions_jni_headers
+          'target_name': 'web_restrictions_jni_headers',
+          'type': 'none',
+          'sources': [
+            'web_restrictions/java/src/org/chromium/components/webrestrictions/ContentResolverWebRestrictionsProvider.java',
+          ],
+          'variables': {
+            'jni_gen_package': 'components/web_restrictions',
+          },
+          'includes': [ '../build/jni_generator.gypi' ],
+        },
+        {
+          # GN: //components/web_restrictions:web_restrictions
+          'target_name': 'web_restrictions',
+          'type': 'static_library',
+          'dependencies': [
+            '<(DEPTH)/base/base.gyp:base',
+            '<(DEPTH)/content/content.gyp:content_browser',
+            'web_restrictions_jni_headers',
+          ],
+          'sources': [
+            "web_restrictions/content_resolver_web_restrictions_provider.cc",
+            "web_restrictions/content_resolver_web_restrictions_provider.h",
+            "web_restrictions/web_restrictions_gin_wrapper.cc",
+            "web_restrictions/web_restrictions_gin_wrapper.h",
+            "web_restrictions/web_restrictions_provider.h",
+            "web_restrictions/web_restrictions_resource_throttle.cc",
+            "web_restrictions/web_restrictions_resource_throttle.h",
+          ],
+        },
       ],
   }]]
 }