2 files changed, 2 insertions, 2 deletions
diff --git a/webkit/plugins/npapi/plugin_group.cc b/webkit/plugins/npapi/plugin_group.cc
index 15ec131..5a7803d 100644
--- a/webkit/plugins/npapi/plugin_group.cc
+++ b/webkit/plugins/npapi/plugin_group.cc
@@ -104,7 +104,7 @@ bool PluginGroup::IsPluginNameEnabledByPolicy(const string16& plugin_name) {
   return IsStringMatchedInSet(plugin_name, policy_enabled_plugin_patterns_);
 }
 
-VersionRange::VersionRange(VersionRangeDefinition definition)
+VersionRange::VersionRange(const VersionRangeDefinition& definition)
     : low_str(definition.version_matcher_low),
       high_str(definition.version_matcher_high),
       min_str(definition.min_version),
diff --git a/webkit/plugins/npapi/plugin_group.h b/webkit/plugins/npapi/plugin_group.h
index fd0f8e3..063713a 100644
--- a/webkit/plugins/npapi/plugin_group.h
+++ b/webkit/plugins/npapi/plugin_group.h
@@ -53,7 +53,7 @@ struct PluginGroupDefinition {
 // Run-time structure to hold version range information.
 struct VersionRange {
  public:
-  explicit VersionRange(VersionRangeDefinition definition);
+  explicit VersionRange(const VersionRangeDefinition& definition);
   VersionRange(const VersionRange& other);
   VersionRange& operator=(const VersionRange& other);
   ~VersionRange();