Decompose some Blink public mojom targets

This picks some low-hanging fruit in the effort to decompose Blink mojom
into smaller targets.

Bug: 1058621
Change-Id: Iaf1a8efffa43f64ea7e618555262b929235ca2eb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2088677Reviewed-by: Kentaro Hara <haraken@chromium.org>
Commit-Queue: Ken Rockot <rockot@google.com>
Cr-Commit-Position: refs/heads/master@{#747044}

third_party/blink/public/mojom/BUILD.gn

@@ -92,12 +92,6 @@ mojom("mojom_platform") {
     "mediastream/media_devices.mojom",
     "mediastream/media_stream.mojom",
     "mime/mime_registry.mojom",
-    "native_file_system/native_file_system_directory_handle.mojom",
-    "native_file_system/native_file_system_error.mojom",
-    "native_file_system/native_file_system_file_handle.mojom",
-    "native_file_system/native_file_system_file_writer.mojom",
-    "native_file_system/native_file_system_manager.mojom",
-    "native_file_system/native_file_system_transfer_token.mojom",
     "notifications/notification.mojom",
     "notifications/notification_service.mojom",
     "oom_intervention/oom_intervention.mojom",
@@ -106,9 +100,6 @@ mojom("mojom_platform") {
     "page/spatial_navigation.mojom",
     "payments/payment_app.mojom",
     "peerconnection/peer_connection_tracker.mojom",
-    "permissions/permission.mojom",
-    "permissions/permission_automation.mojom",
-    "permissions/permission_status.mojom",
     "picture_in_picture/picture_in_picture.mojom",
     "plugins/plugin_registry.mojom",
     "prerender/prerender.mojom",
@@ -122,7 +113,6 @@ mojom("mojom_platform") {
     "renderer_preferences.mojom",
     "reporting/reporting.mojom",
     "screen_enumeration/screen_enumeration.mojom",
-    "script/script_type.mojom",
     "scroll/scroll_enums.mojom",
     "scroll/scroll_into_view_params.mojom",
     "scroll/scrollbar_mode.mojom",
@@ -206,6 +196,9 @@ mojom("mojom_platform") {
     "//skia/public/mojom",
     "//third_party/blink/public/mojom/dom_storage",
     "//third_party/blink/public/mojom/frame",
+    "//third_party/blink/public/mojom/native_file_system",
+    "//third_party/blink/public/mojom/permissions",
+    "//third_party/blink/public/mojom/script",
     "//third_party/blink/public/mojom/usb",
     "//ui/base/ime/mojom",
     "//ui/display/mojom",
@@ -246,11 +239,6 @@ mojom("mojom_platform") {
 mojom("android_mojo_bindings") {
   generate_java = true
   sources = [
-    "blob/blob.mojom",
-    "blob/blob_registry.mojom",
-    "blob/blob_url_store.mojom",
-    "blob/data_element.mojom",
-    "blob/serialized_blob.mojom",
     "document_metadata/document_metadata.mojom",
     "font_unique_name_lookup/font_unique_name_lookup.mojom",
     "input/input_host.mojom",
@@ -275,6 +263,7 @@ mojom("android_mojo_bindings") {
     "//mojo/public/mojom/base",
     "//services/media_session/public/mojom",
     "//services/network/public/mojom",
+    "//third_party/blink/public/mojom/blob",
     "//url/mojom:url_mojom_gurl",
     "//url/mojom:url_mojom_origin",
   ]

third_party/blink/public/mojom/blob/BUILD.gn

+# Copyright 2020 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.
+
+import("//mojo/public/tools/bindings/mojom.gni")
+
+mojom_component("blob") {
+  output_prefix = "blink_blob_mojom"
+  macro_prefix = "BLINK_BLOB_MOJOM"
+
+  sources = [
+    "blob.mojom",
+    "blob_registry.mojom",
+    "blob_url_store.mojom",
+    "data_element.mojom",
+    "serialized_blob.mojom",
+  ]
+
+  public_deps = [
+    "//mojo/public/mojom/base",
+    "//services/network/public/mojom",
+    "//url/mojom:url_mojom_origin",
+  ]
+
+  # The Blink variant is linked directly into the private platform
+  # implementation and so it requires the corresponding export configuration to
+  # override the normal mojom_component() target exports.
+  export_class_attribute_blink = "PLATFORM_EXPORT"
+  export_define_blink = "BLINK_PLATFORM_IMPLEMENTATION=1"
+  export_header_blink = "third_party/blink/renderer/platform/platform_export.h"
+
+  generate_java = true
+}

third_party/blink/public/mojom/native_file_system/BUILD.gn

+# Copyright 2020 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.
+
+import("//mojo/public/tools/bindings/mojom.gni")
+
+mojom_component("native_file_system") {
+  output_prefix = "blink_native_file_system_mojom"
+  macro_prefix = "BLINK_NATIVE_FILE_SYSTEM_MOJOM"
+
+  sources = [
+    "native_file_system_directory_handle.mojom",
+    "native_file_system_error.mojom",
+    "native_file_system_file_handle.mojom",
+    "native_file_system_file_writer.mojom",
+    "native_file_system_manager.mojom",
+    "native_file_system_transfer_token.mojom",
+  ]
+
+  public_deps = [
+    "//mojo/public/mojom/base",
+    "//third_party/blink/public/mojom/blob",
+    "//third_party/blink/public/mojom/permissions",
+    "//url/mojom:url_mojom_origin",
+  ]
+
+  # The Blink variant is linked directly into the private platform
+  # implementation and so it requires the corresponding export configuration to
+  # override the normal mojom_component() target exports.
+  export_class_attribute_blink = "PLATFORM_EXPORT"
+  export_define_blink = "BLINK_PLATFORM_IMPLEMENTATION=1"
+  export_header_blink = "third_party/blink/renderer/platform/platform_export.h"
+
+  generate_java = true
+}

third_party/blink/public/mojom/permissions/BUILD.gn

+# Copyright 2020 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.
+
+import("//mojo/public/tools/bindings/mojom.gni")
+
+mojom_component("permissions") {
+  output_prefix = "blink_permissions_mojom"
+  macro_prefix = "BLINK_PERMISSIONS_MOJOM"
+
+  sources = [
+    "permission.mojom",
+    "permission_automation.mojom",
+    "permission_status.mojom",
+  ]
+
+  public_deps = [ "//url/mojom:url_mojom_gurl" ]
+
+  # The Blink variant is linked directly into the private platform
+  # implementation and so it requires the corresponding export configuration to
+  # override the normal mojom_component() target exports.
+  export_class_attribute_blink = "PLATFORM_EXPORT"
+  export_define_blink = "BLINK_PLATFORM_IMPLEMENTATION=1"
+  export_header_blink = "third_party/blink/renderer/platform/platform_export.h"
+
+  generate_java = true
+}

third_party/blink/public/mojom/script/BUILD.gn

+# Copyright 2020 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.
+
+import("//mojo/public/tools/bindings/mojom.gni")
+
+mojom_component("script") {
+  output_prefix = "blink_script_mojom"
+  macro_prefix = "BLINK_SCRIPT_MOJOM"
+
+  sources = [ "script_type.mojom" ]
+
+  # The Blink variant is linked directly into the private platform
+  # implementation and so it requires the corresponding export configuration to
+  # override the normal mojom_component() target exports.
+  export_class_attribute_blink = "PLATFORM_EXPORT"
+  export_define_blink = "BLINK_PLATFORM_IMPLEMENTATION=1"
+  export_header_blink = "third_party/blink/renderer/platform/platform_export.h"
+
+  generate_java = true
+}

third_party/blink/public/mojom/web_feature/BUILD.gn

+# Copyright 2020 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.
+
+import("//mojo/public/tools/bindings/mojom.gni")
+
+mojom_component("web_feature") {
+  output_prefix = "blink_web_feature_mojom"
+  macro_prefix = "BLINK_WEB_FEATURE_MOJOM"
+
+  sources = [ "web_feature.mojom" ]
+
+  # The Blink variant is linked directly into the private platform
+  # implementation and so it requires the corresponding export configuration to
+  # override the normal mojom_component() target exports.
+  export_class_attribute_blink = "PLATFORM_EXPORT"
+  export_define_blink = "BLINK_PLATFORM_IMPLEMENTATION=1"
+  export_header_blink = "third_party/blink/renderer/platform/platform_export.h"
+
+  generate_java = true
+}