Refactor based on comments

1.Remove not used file.
2.Rename define of head file.
2.Rename of variable.

shell/platform/common/cpp/client_wrapper/core_implementations.cc

@@ -187,7 +187,7 @@ int64_t TextureRegistrarImpl::RegisterTexture(TextureVariant* texture) {
       return buffer;
     };
 
-    info.gpu_buffer_config.destructionCallback = [](void* user_data) -> void {
+    info.gpu_buffer_config.destruction_callback = [](void* user_data) -> void {
       auto texture = static_cast<GpuBufferTexture*>(user_data);
       texture->Destruction();
     };

shell/platform/common/cpp/public/flutter_texture_registrar.h

@@ -82,7 +82,7 @@ typedef struct {
   // The callback used by the engine to copy the GPU buffer object.
   FlutterDesktopGpuBufferTextureCallback callback;
   // The callback used by the engine to desturction GPU buffer object.
-  FlutterDesktopDestructionCallback destructionCallback;
+  FlutterDesktopDestructionCallback destruction_callback;
   // Opaque data that will get passed to the provided |callback|.
   void* user_data;
 } FlutterDesktopGPUBufferTextureConfig;

shell/platform/tizen/external_texture.h

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_H_
-#define FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_H_
+#ifndef EMBEDDER_EXTERNAL_TEXTURE_H_
+#define EMBEDDER_EXTERNAL_TEXTURE_H_
 
 #include <atomic>
 #include <memory>
@@ -54,4 +54,4 @@ class ExternalTexture : public std::enable_shared_from_this<ExternalTexture> {
   const long texture_id_{0};
 };
 
-#endif  // FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_GL_H_
+#endif  // EMBEDDER_EXTERNAL_TEXTURE_H_

shell/platform/tizen/external_texture_pixel_gl.h

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_PIXEL_GL_H
-#define FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_PIXEL_GL_H
+#ifndef EMBEDDER_EXTERNAL_TEXTURE_PIXEL_GL_H
+#define EMBEDDER_EXTERNAL_TEXTURE_PIXEL_GL_H
 
 #include <memory>
 
@@ -31,4 +31,4 @@ class ExternalTexturePixelGL : public ExternalTexture {
   void* user_data_ = nullptr;
 };
 
-#endif  // FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_PIXEL_GL_H
+#endif  // EMBEDDER_EXTERNAL_TEXTURE_PIXEL_GL_H

shell/platform/tizen/external_texture_surface_gl.cc

@@ -142,7 +142,6 @@ bool ExternalTextureSurfaceGL::PopulateTexture(
   opengl_texture->format = GL_RGBA8;
   opengl_texture->destruction_callback = (VoidCallback)OnCollectTexture;
   auto* weak_texture = new std::weak_ptr<ExternalTexture>(shared_from_this());
-  // Abandon ownership of tbm_surface
   opengl_texture->user_data = weak_texture;
   opengl_texture->width = width;
   opengl_texture->height = height;

shell/platform/tizen/external_texture_surface_gl.h

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_SURFACE_GL_H_
-#define FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_SURFACE_GL_H_
+#ifndef EMBEDDER_EXTERNAL_TEXTURE_SURFACE_GL_H_
+#define EMBEDDER_EXTERNAL_TEXTURE_SURFACE_GL_H_
 
 #include "flutter/shell/platform/common/cpp/public/flutter_texture_registrar.h"
 #include "flutter/shell/platform/embedder/embedder.h"
@@ -39,4 +39,4 @@ class ExternalTextureSurfaceGL : public ExternalTexture {
   void* user_data_ = nullptr;
 };
 
-#endif  // FLUTTER_SHELL_PLATFORM_TIZEN_EXTERNAL_TEXTURE_SURFACE_GL_H_
+#endif  // EMBEDDER_EXTERNAL_TEXTURE_SURFACE_GL_H_

shell/platform/tizen/flutter_tizen_texture_registrar.cc

@@ -98,7 +98,7 @@ FlutterTizenTextureRegistrar::CreateExternalTexture(
     case kFlutterDesktopGpuBufferTexture:
       return std::make_unique<ExternalTextureSurfaceGL>(
           texture_info->gpu_buffer_config.callback,
-          texture_info->gpu_buffer_config.destructionCallback,
+          texture_info->gpu_buffer_config.destruction_callback,
           texture_info->gpu_buffer_config.user_data);
       break;
   }

shell/platform/tizen/flutter_tizen_texture_registrar.h

@@ -1,9 +1,9 @@
-// Copyright 2013 The Flutter Authors. All rights reserved.
+// Copyright 2020 Samsung Electronics Co., Ltd. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef FLUTTER_SHELL_PLATFORM_WINDOWS_FLUTTER_WINDOWS_TEXTURE_REGISTRAR_H_
-#define FLUTTER_SHELL_PLATFORM_WINDOWS_FLUTTER_WINDOWS_TEXTURE_REGISTRAR_H_
+#ifndef EMBEDDER_FLUTTER_TIZEN_TEXTURE_REGISTRAR_H_
+#define EMBEDDER_FLUTTER_TIZEN_TEXTURE_REGISTRAR_H_
 
 #include <memory>
 #include <mutex>
@@ -50,4 +50,4 @@ class FlutterTizenTextureRegistrar {
   std::mutex map_mutex_;
 };
 
-#endif  // FLUTTER_SHELL_PLATFORM_WINDOWS_FLUTTER_WINDOWS_TEXTURE_REGISTRAR_H_
+#endif  // EMBEDDER_FLUTTER_TIZEN_TEXTURE_REGISTRAR_H_