move image converter to gin (#19655)

filenames.gni

@@ -472,7 +472,8 @@ filenames = {
     "shell/common/gin_converters/file_dialog_converter.h",
     "shell/common/gin_converters/file_path_converter.h",
     "shell/common/gin_converters/gurl_converter.h",
-    "shell/common/gin_converters/image_converter_gin_adapter.h",
+    "shell/common/gin_converters/image_converter.cc",
+    "shell/common/gin_converters/image_converter.h",
     "shell/common/gin_converters/message_box_converter.cc",
     "shell/common/gin_converters/message_box_converter.h",
     "shell/common/gin_converters/native_window_converter.h",
@@ -506,7 +507,6 @@ filenames = {
     "shell/common/native_mate_converters/gfx_converter.cc",
     "shell/common/native_mate_converters/gfx_converter.h",
     "shell/common/native_mate_converters/gurl_converter.h",
-    "shell/common/native_mate_converters/image_converter.cc",
     "shell/common/native_mate_converters/image_converter.h",
     "shell/common/native_mate_converters/map_converter.h",
     "shell/common/native_mate_converters/native_window_converter.h",

shell/common/gin_converters/image_converter.cc

@@ -1,14 +1,14 @@
-// Copyright (c) 2014 GitHub, Inc.
+// Copyright (c) 2019 GitHub, Inc.
 // Use of this source code is governed by the MIT license that can be
 // found in the LICENSE file.
 
-#include "shell/common/native_mate_converters/image_converter.h"
+#include "shell/common/gin_converters/image_converter.h"
 
 #include "shell/common/api/atom_api_native_image.h"
-#include "shell/common/native_mate_converters/file_path_converter.h"
+#include "shell/common/gin_converters/file_path_converter.h"
 #include "ui/gfx/image/image_skia.h"
 
-namespace mate {
+namespace gin {
 
 bool Converter<gfx::ImageSkia>::FromV8(v8::Isolate* isolate,
                                        v8::Local<v8::Value> val,
@@ -27,8 +27,9 @@ bool Converter<gfx::Image>::FromV8(v8::Isolate* isolate,
   if (val->IsNull())
     return true;
 
-  Handle<electron::api::NativeImage> native_image;
-  if (!ConvertFromV8(isolate, val, &native_image))
+  // TODO(deermichel): remove mate:: after dropping mate
+  mate::Handle<electron::api::NativeImage> native_image;
+  if (!mate::ConvertFromV8(isolate, val, &native_image))
     return false;
 
   *out = native_image->image();
@@ -40,4 +41,4 @@ v8::Local<v8::Value> Converter<gfx::Image>::ToV8(v8::Isolate* isolate,
   return ConvertToV8(isolate, electron::api::NativeImage::Create(isolate, val));
 }
 
-}  // namespace mate
+}  // namespace gin

shell/common/gin_converters/image_converter.h

@@ -0,0 +1,34 @@
+// Copyright (c) 2019 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef SHELL_COMMON_GIN_CONVERTERS_IMAGE_CONVERTER_H_
+#define SHELL_COMMON_GIN_CONVERTERS_IMAGE_CONVERTER_H_
+
+#include "gin/converter.h"
+
+namespace gfx {
+class Image;
+class ImageSkia;
+}  // namespace gfx
+
+namespace gin {
+
+template <>
+struct Converter<gfx::ImageSkia> {
+  static bool FromV8(v8::Isolate* isolate,
+                     v8::Local<v8::Value> val,
+                     gfx::ImageSkia* out);
+};
+
+template <>
+struct Converter<gfx::Image> {
+  static bool FromV8(v8::Isolate* isolate,
+                     v8::Local<v8::Value> val,
+                     gfx::Image* out);
+  static v8::Local<v8::Value> ToV8(v8::Isolate* isolate, const gfx::Image& val);
+};
+
+}  // namespace gin
+
+#endif  // SHELL_COMMON_GIN_CONVERTERS_IMAGE_CONVERTER_H_

shell/common/gin_converters/image_converter_gin_adapter.h

@@ -1,29 +0,0 @@
-// Copyright (c) 2019 GitHub, Inc.
-// Use of this source code is governed by the MIT license that can be
-// found in the LICENSE file.
-
-#ifndef SHELL_COMMON_GIN_CONVERTERS_IMAGE_CONVERTER_GIN_ADAPTER_H_
-#define SHELL_COMMON_GIN_CONVERTERS_IMAGE_CONVERTER_GIN_ADAPTER_H_
-
-#include "gin/converter.h"
-#include "shell/common/native_mate_converters/image_converter.h"
-
-// TODO(deermichel): replace adapter with real implementation after removing
-// mate
-// -- this adapter forwards all conversions to the existing mate converter --
-// (other direction might be preferred, but this is safer for now :D)
-
-namespace gin {
-
-template <>
-struct Converter<gfx::ImageSkia> {
-  static bool FromV8(v8::Isolate* isolate,
-                     v8::Local<v8::Value> val,
-                     gfx::ImageSkia* out) {
-    return mate::ConvertFromV8(isolate, val, out);
-  }
-};
-
-}  // namespace gin
-
-#endif  // SHELL_COMMON_GIN_CONVERTERS_IMAGE_CONVERTER_GIN_ADAPTER_H_

shell/common/gin_converters/message_box_converter.cc

@@ -5,7 +5,7 @@
 #include "shell/common/gin_converters/message_box_converter.h"
 
 #include "gin/dictionary.h"
-#include "shell/common/gin_converters/image_converter_gin_adapter.h"
+#include "shell/common/gin_converters/image_converter.h"
 #include "shell/common/gin_converters/native_window_converter.h"
 
 namespace gin {

shell/common/native_mate_converters/image_converter.h

@@ -6,11 +6,7 @@
 #define SHELL_COMMON_NATIVE_MATE_CONVERTERS_IMAGE_CONVERTER_H_
 
 #include "native_mate/converter.h"
-
-namespace gfx {
-class Image;
-class ImageSkia;
-}  // namespace gfx
+#include "shell/common/gin_converters/image_converter.h"
 
 namespace mate {
 
@@ -18,15 +14,22 @@ template <>
 struct Converter<gfx::ImageSkia> {
   static bool FromV8(v8::Isolate* isolate,
                      v8::Local<v8::Value> val,
-                     gfx::ImageSkia* out);
+                     gfx::ImageSkia* out) {
+    return gin::ConvertFromV8(isolate, val, out);
+  }
 };
 
 template <>
 struct Converter<gfx::Image> {
   static bool FromV8(v8::Isolate* isolate,
                      v8::Local<v8::Value> val,
-                     gfx::Image* out);
-  static v8::Local<v8::Value> ToV8(v8::Isolate* isolate, const gfx::Image& val);
+                     gfx::Image* out) {
+    return gin::ConvertFromV8(isolate, val, out);
+  }
+  static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,
+                                   const gfx::Image& val) {
+    return gin::ConvertToV8(isolate, val);
+  }
 };
 
 }  // namespace mate