gpu: Add out-of-line copy ctors for complex classes.

gpu/command_buffer/service/texture_manager.h

 // Copyright (c) 2012 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 GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 267 matching lines @@
     GLenum format;
     GLenum type;
     scoped_refptr<gl::GLImage> image;
     ImageState image_state;
     uint32_t estimated_size;
     bool internal_workaround;
   };
 
   struct FaceInfo {
     FaceInfo();
+    FaceInfo(const FaceInfo& other);
     ~FaceInfo();
 
     // This is relative to base_level and max_level of a texture.
     GLsizei num_mip_levels;
     // This contains slots for all levels starting at 0.
     std::vector<LevelInfo> level_infos;
   };
 
   // Set the info for a particular level.
   void SetLevelInfo(GLenum target,
@@ skipping 767 matching lines @@
  private:
   DecoderTextureState* texture_state_;
   base::TimeTicks begin_time_;
   DISALLOW_COPY_AND_ASSIGN(ScopedTextureUploadTimer);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_