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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "extensions/common/features/feature.h"
      6 
      7 #include <map>
      8 
      9 #include "base/command_line.h"
     10 #include "base/lazy_instance.h"
     11 #include "base/strings/string_util.h"
     12 #include "base/strings/stringprintf.h"
     13 #include "extensions/common/extension.h"
     14 
     15 namespace extensions {
     16 
     17 // static
     18 Feature::Platform Feature::GetCurrentPlatform() {
     19 #if defined(OS_CHROMEOS)
     20   return CHROMEOS_PLATFORM;
     21 #elif defined(OS_LINUX)
     22   return LINUX_PLATFORM;
     23 #elif defined(OS_MACOSX)
     24   return MACOSX_PLATFORM;
     25 #elif defined(OS_WIN)
     26   return WIN_PLATFORM;
     27 #else
     28   return UNSPECIFIED_PLATFORM;
     29 #endif
     30 }
     31 
     32 // static
     33 Feature::Availability Feature::CreateAvailability(AvailabilityResult result,
     34                                                   const std::string& message) {
     35   return Availability(result, message);
     36 }
     37 
     38 Feature::Availability Feature::IsAvailableToExtension(
     39     const Extension* extension) {
     40   return IsAvailableToManifest(extension->id(),
     41                                extension->GetType(),
     42                                extension->location(),
     43                                extension->manifest_version());
     44 }
     45 
     46 Feature::Feature() : no_parent_(false) {}
     47 
     48 Feature::~Feature() {}
     49 
     50 }  // namespace extensions
     51