Revert 190836 "Implement API features for the Extension API feat..."

trunk/src/chrome/common/extensions/features/simple_feature.cc

Index: trunk/src/chrome/common/extensions/features/simple_feature.cc
===================================================================
--- trunk/src/chrome/common/extensions/features/simple_feature.cc	(revision 190861)
+++ trunk/src/chrome/common/extensions/features/simple_feature.cc	(working copy)
@@ -208,10 +208,9 @@
       channel_ == other.channel_;
 }
 
-std::string SimpleFeature::Parse(const DictionaryValue* value) {
+void SimpleFeature::Parse(const DictionaryValue* value) {
   ParseURLPatterns(value, "matches", &matches_);
   ParseSet(value, "whitelist", &whitelist_);
-  ParseSet(value, "dependencies", &dependencies_);
   ParseEnumSet<Manifest::Type>(value, "extension_types", &extension_types_,
                                 g_mappings.Get().extension_types);
   ParseEnumSet<Context>(value, "contexts", &contexts_,
@@ -225,11 +224,6 @@
   ParseEnum<VersionInfo::Channel>(
       value, "channel", &channel_,
       g_mappings.Get().channels);
-  if (matches_.is_empty() && contexts_.count(WEB_PAGE_CONTEXT) != 0) {
-    return name() + ": Allowing web_page contexts requires supplying a value " +
-        "for matches.";
-  }
-  return "";
 }
 
 Feature::Availability SimpleFeature::IsAvailableToManifest(