[gin] Turn gin into a component

gin/per_isolate_data.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 GIN_PER_ISOLATE_DATA_H_
 #define GIN_PER_ISOLATE_DATA_H_
 
 #include <map>
 
 #include "base/basictypes.h"
+#include "gin/gin_export.h"
 #include "gin/public/wrapper_info.h"
 #include "v8/include/v8.h"
 
 namespace gin {
 
 // There is one instance of PerIsolateData per v8::Isolate managed by Gin. This
 // class stores all the Gin-related data that varies per isolate.
-class PerIsolateData {
+class GIN_EXPORT PerIsolateData {
  public:
   explicit PerIsolateData(v8::Isolate* isolate);
   ~PerIsolateData();
 
   static PerIsolateData* From(v8::Isolate* isolate);
 
   // Each isolate is associated with a collection of v8::ObjectTemplates and
   // v8::FunctionTemplates. Typically these template objects are created
   // lazily.
   void SetObjectTemplate(WrapperInfo* info,
@@ skipping 21 matching lines @@
   v8::Isolate* isolate_;
   ObjectTemplateMap object_templates_;
   FunctionTemplateMap function_templates_;
 
   DISALLOW_COPY_AND_ASSIGN(PerIsolateData);
 };
 
 }  // namespace gin
 
 #endif  // GIN_PER_ISOLATE_DATA_H_