[Mac/GN] Add new template for creating .plugin loadable modules.

ppapi/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.
 
 import("//build/config/features.gni")
 
 assert(!is_android || enable_plugins,
        "//ppapi should not be referenced when is_android && !enable_plugins")
 
+if (is_mac) {
+  import("//build/config/mac/rules.gni")
+}
+
 copy("copy_test_files") {
   visibility = [ ":*" ]
   sources = [
     # Keep "test_case.html.mock-http-headers" with "test_case.html".
     "tests/ppapi_nacl_tests_newlib.nmf",
     "tests/test_case.html",
     "tests/test_case.html.mock-http-headers",
     "tests/test_page.css",
     "tests/test_page.css.mock-http-headers",
   ]
@@ skipping 45 matching lines @@
     "tests/test_utils.cc",
   ]
 
   deps = [
     "//build/config/sanitizers:deps",
     "//ppapi/cpp",
     "//ppapi/shared_impl",
   ]
 }
 
-loadable_module("blink_deprecated_test_plugin") {
+source_set("blink_deprecated_test_plugin_sources") {
   sources = [
     "tests/blink_deprecated_test_plugin.cc",
   ]
 
   deps = [
     "//base",
     "//build/config/sanitizers:deps",
     "//ppapi/cpp",
     "//ppapi/shared_impl",
   ]
 }
 
-loadable_module("blink_test_plugin") {
+if (!is_mac) {
+  loadable_module("blink_deprecated_test_plugin") {
+    deps = [
+      ":blink_deprecated_test_plugin_sources",
+    ]
+  }
+} else {
+  mac_plugin_bundle("blink_deprecated_test_plugin") {
+    deps = [
+      ":blink_deprecated_test_plugin_sources",
+    ]
+  }
+}
+
+source_set("blink_test_plugin_sources") {
   sources = [
     "tests/blink_test_plugin.cc",
   ]
 
   deps = [
     "//base",
     "//build/config/sanitizers:deps",
     "//ppapi/cpp",
     "//ppapi/shared_impl",
   ]
 }
 
+if (!is_mac) {
+  loadable_module("blink_test_plugin") {
+    deps = [
+      ":blink_test_plugin_sources",
+    ]
+  }
+} else {
+  mac_plugin_bundle("blink_test_plugin") {
+    deps = [
+      ":blink_test_plugin_sources",
+    ]
+  }
+}
+
 test("ppapi_unittests") {
   sources = [
     "host/resource_message_filter_unittest.cc",
     "proxy/device_enumeration_resource_helper_unittest.cc",
     "proxy/file_chooser_resource_unittest.cc",
     "proxy/file_system_resource_unittest.cc",
     "proxy/flash_resource_unittest.cc",
     "proxy/interface_list_unittest.cc",
     "proxy/mock_resource.cc",
     "proxy/mock_resource.h",
@@ skipping 271 matching lines @@
   group("ppapi_nacl_tests_all") {
     data_deps = [
       ":copy_test_files",
       ":ppapi_nacl_tests_copy(//build/toolchain/nacl:clang_newlib_${target_cpu})",
       ":ppapi_nacl_tests(//build/toolchain/nacl:glibc_${target_cpu})",
       ":ppapi_nacl_tests(//build/toolchain/nacl:newlib_pnacl)",
       ":ppapi_nacl_tests(//build/toolchain/nacl:newlib_pnacl_nonsfi)",
     ]
   }
 }