Reduce size of generated extension FeatureProviders.

extensions/common/features/feature.h

 // Copyright 2013 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.
 
 #ifndef EXTENSIONS_COMMON_FEATURES_FEATURE_H_
 #define EXTENSIONS_COMMON_FEATURES_FEATURE_H_
 
 #include <set>
 #include <string>
 
+#include "base/strings/string_piece.h"
 #include "base/values.h"
 #include "extensions/common/manifest.h"
 
 class GURL;
 
 namespace extensions {
 
 class Extension;
 
 // Represents a single feature accessible to an extension developer, such as a
@@ skipping 74 matching lines @@
     friend class Feature;
 
     const AvailabilityResult result_;
     const std::string message_;
   };
 
   Feature();
   virtual ~Feature();
 
   const std::string& name() const { return name_; }
-  void set_name(const std::string& name) { name_ = name; }
+  // Note that this arg is passed as a StringPiece to avoid a lot of bloat from
+  // inlined std::string code.
+  void set_name(base::StringPiece name);
   bool no_parent() const { return no_parent_; }
 
   // Gets the platform the code is currently running on.
   static Platform GetCurrentPlatform();
 
   // Tests whether this is an internal API or not.
   virtual bool IsInternal() const = 0;
 
   // Returns true if the feature is available to be parsed into a new extension
   // manifest.
@@ skipping 44 matching lines @@
  protected:
   std::string name_;
   bool no_parent_;
   // TODO(devlin): Remove this once we set the feature channel for tests.
   bool check_channel_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_FEATURES_FEATURE_H_