Cleanup: Only build extensions renderer code when extensions are enabled.

extensions/renderer/BUILD.gn

 # Copyright 2014 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.
 
 # GYP version: extensions/extensions.gyp:extensions_renderer
 source_set("renderer") {
   sources = [
     "activity_log_converter_strategy.cc",
     "activity_log_converter_strategy.h",
     "api_activity_logger.cc",
     "api_activity_logger.h",
+    "api_definitions_natives.cc",
+    "api_definitions_natives.h",
     "app_runtime_custom_bindings.cc",
     "app_runtime_custom_bindings.h",
     "app_window_custom_bindings.cc",
     "app_window_custom_bindings.h",
+    "binding_generating_native_handler.cc",
+    "binding_generating_native_handler.h",
+    "blob_native_handler.cc",
+    "blob_native_handler.h",
     "console.cc",
     "console.h",
     "content_watcher.cc",
     "content_watcher.h",
+    "context_menus_custom_bindings.cc",
+    "context_menus_custom_bindings.h",
+    "css_native_handler.cc",
+    "css_native_handler.h",
     "default_dispatcher_delegate.cc",
     "default_dispatcher_delegate.h",
+    "dispatcher.cc",
+    "dispatcher.h",
+    "dispatcher_delegate.h",
     "document_custom_bindings.cc",
     "document_custom_bindings.h",
     "dom_activity_logger.cc",
     "dom_activity_logger.h",
     "event_bindings.cc",
     "event_bindings.h",
+    "extension_groups.h",
     "extension_helper.cc",
     "extension_helper.h",
     "extensions_render_frame_observer.cc",
     "extensions_render_frame_observer.h",
     "extensions_renderer_client.cc",
     "extensions_renderer_client.h",
-    "extension_groups.h",
+    "file_system_natives.cc",
+    "file_system_natives.h",
     "guest_view/guest_view_internal_custom_bindings.cc",
     "guest_view/guest_view_internal_custom_bindings.h",
     "i18n_custom_bindings.cc",
     "i18n_custom_bindings.h",
     "id_generator_custom_bindings.cc",
     "id_generator_custom_bindings.h",
+    "lazy_background_page_native_handler.cc",
+    "lazy_background_page_native_handler.h",
+    "logging_native_handler.cc",
+    "logging_native_handler.h",
     "messaging_bindings.cc",
     "messaging_bindings.h",
     "module_system.cc",
     "module_system.h",
+    "native_handler.cc",
+    "native_handler.h",
+    "object_backed_native_handler.cc",
+    "object_backed_native_handler.h",
+    "print_native_handler.cc",
+    "print_native_handler.h",
+    "process_info_native_handler.cc",
+    "process_info_native_handler.h",
     "programmatic_script_injector.cc",
     "programmatic_script_injector.h",
+    "render_view_observer_natives.cc",
     "request_sender.cc",
     "request_sender.h",
     "resource_bundle_source_map.cc",
     "resource_bundle_source_map.h",
     "resources/app_runtime_custom_bindings.js",
     "resources/app_window_custom_bindings.js",
     "resources/binding.js",
     "resources/context_menus_custom_bindings.js",
     "resources/entry_id_manager.js",
     "resources/event.js",
@@ skipping 16 matching lines @@
     "resources/set_icon.js",
     "resources/storage_area.js",
     "resources/test_custom_bindings.js",
     "resources/uncaught_exception_handler.js",
     "resources/unload_event.js",
     "resources/utils.js",
     "runtime_custom_bindings.cc",
     "runtime_custom_bindings.h",
     "safe_builtins.cc",
     "safe_builtins.h",
-    "set_icon_natives.cc",
-    "set_icon_natives.h",
     "scoped_persistent.h",
     "script_context.cc",
     "script_context.h",
     "script_context_set.cc",
     "script_context_set.h",
     "script_injection.cc",
     "script_injection.h",
     "script_injection_manager.cc",
     "script_injection_manager.h",
     "script_injector.h",
     "scripts_run_info.cc",
     "scripts_run_info.h",
+    "send_request_natives.cc",
+    "send_request_natives.h",
+    "set_icon_natives.cc",
+    "set_icon_natives.h",
     "static_v8_external_ascii_string_resource.cc",
     "static_v8_external_ascii_string_resource.h",
+    "test_features_native_handler.cc",
+    "test_features_native_handler.h",
+    "user_gestures_native_handler.cc",
+    "user_gestures_native_handler.h",
+    "user_script_injector.cc",
+    "user_script_injector.h",
+    "user_script_set.cc",
+    "user_script_set.h",
+    "user_script_set_manager.cc",
+    "user_script_set_manager.h",
+    "utils_native_handler.cc",
+    "utils_native_handler.h",
+    "v8_context_native_handler.cc",
+    "v8_context_native_handler.h",
     "v8_schema_registry.cc",
     "v8_schema_registry.h",
   ]
 
   deps = [
     "//chrome:resources",
     "//content:resources",
     "//extensions:extensions_resources",
     "//gin",
     "//mojo/bindings/js",
     "//skia",
     "//third_party/WebKit/public:blink",
   ]
 
-  if (!is_android) {
-    # Temporary condition for Android until it can stop building
-    # the extensions module altogether. These exemptions are taken
-    # directly from chrome_renderer.gypi as sources are moved
-    # from //chrome/renderer to //extensions/renderer.
-    sources += [
-      "api_definitions_natives.cc",
-      "api_definitions_natives.h",
-      "binding_generating_native_handler.cc",
-      "binding_generating_native_handler.h",
-      "blob_native_handler.cc",
-      "blob_native_handler.h",
-      "context_menus_custom_bindings.cc",
-      "context_menus_custom_bindings.h",
-      "css_native_handler.cc",
-      "css_native_handler.h",
-      "dispatcher.cc",
-      "dispatcher.h",
-      "dispatcher_delegate.h",
-      "file_system_natives.cc",
-      "file_system_natives.h",
-      "lazy_background_page_native_handler.cc",
-      "lazy_background_page_native_handler.h",
-      "logging_native_handler.cc",
-      "logging_native_handler.h",
-      "native_handler.cc",
-      "native_handler.h",
-      "object_backed_native_handler.cc",
-      "object_backed_native_handler.h",
-      "print_native_handler.cc",
-      "print_native_handler.h",
-      "process_info_native_handler.cc",
-      "process_info_native_handler.h",
-      "render_view_observer_natives.cc",
-      "send_request_natives.cc",
-      "send_request_natives.h",
-      "test_features_native_handler.cc",
-      "test_features_native_handler.h",
-      "user_gestures_native_handler.cc",
-      "user_gestures_native_handler.h",
-      "user_script_injector.cc",
-      "user_script_injector.h",
-      "user_script_set.cc",
-      "user_script_set.h",
-      "user_script_set_manager.cc",
-      "user_script_set_manager.h",
-      "utils_native_handler.cc",
-      "utils_native_handler.h",
-      "v8_context_native_handler.cc",
-      "v8_context_native_handler.h",
-    ]
-  }
-
   if (is_win) {
     cflags = [
       "/wd4267", # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     ]
   }
 }