Forward bundle product_type to the compile_xcassets tool.

tools/gn/ninja_create_bundle_target_writer_unittest.cc

 // Copyright 2016 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.
 
 #include "tools/gn/ninja_create_bundle_target_writer.h"
 
 #include <algorithm>
 #include <sstream>
 
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 77 matching lines @@
   bundle_data.visibility().SetPublic();
   ASSERT_TRUE(bundle_data.OnResolved(&err));
 
   Target create_bundle(
       setup.settings(),
       Label(SourceDir("//baz/"), "bar", setup.toolchain()->label().dir(),
             setup.toolchain()->label().name()));
   SetupBundleDataDir(&create_bundle.bundle_data(), "//out/Debug");
   create_bundle.set_output_type(Target::CREATE_BUNDLE);
   create_bundle.private_deps().push_back(LabelTargetPair(&bundle_data));
+  create_bundle.bundle_data().product_type().assign("com.apple.product-type");
   create_bundle.SetToolchain(setup.toolchain());
   ASSERT_TRUE(create_bundle.OnResolved(&err));
 
   std::ostringstream out;
   NinjaCreateBundleTargetWriter writer(&create_bundle, out);
   writer.Run();
 
   const char expected[] =
       "build bar.bundle/Contents/Resources/Assets.car: compile_xcassets "
           "../../foo/Foo.xcassets | obj/foo/data.stamp\n"
+      "  product_type = com.apple.product-type\n"
       "build obj/baz/bar.stamp: stamp "
           "bar.bundle/Contents/Resources/Assets.car\n"
       "build bar.bundle: phony obj/baz/bar.stamp\n";
   std::string out_str = out.str();
   EXPECT_EQ(expected, out_str);
 }
 
 // Tests that the phony target for the top-level bundle directory is generated
 // correctly.
 TEST(NinjaCreateBundleTargetWriter, PhonyTarget) {
@@ skipping 85 matching lines @@
   Target create_bundle(
       setup.settings(),
       Label(SourceDir("//baz/"), "bar", setup.toolchain()->label().dir(),
             setup.toolchain()->label().name()));
   SetupBundleDataDir(&create_bundle.bundle_data(), "//out/Debug");
   create_bundle.set_output_type(Target::CREATE_BUNDLE);
   create_bundle.private_deps().push_back(LabelTargetPair(&bundle_data0));
   create_bundle.private_deps().push_back(LabelTargetPair(&bundle_data1));
   create_bundle.private_deps().push_back(LabelTargetPair(&bundle_data2));
   create_bundle.private_deps().push_back(LabelTargetPair(&bundle_data3));
+  create_bundle.bundle_data().product_type().assign("com.apple.product-type");
   create_bundle.SetToolchain(setup.toolchain());
   ASSERT_TRUE(create_bundle.OnResolved(&err));
 
   std::ostringstream out;
   NinjaCreateBundleTargetWriter writer(&create_bundle, out);
   writer.Run();
 
   const char expected[] =
       "build bar.bundle/Contents/Info.plist: copy_bundle_data "
           "../../qux/qux-Info.plist\n"
       "build bar.bundle/Contents/Resources/input1.txt: copy_bundle_data "
           "../../foo/input1.txt\n"
       "build bar.bundle/Contents/Resources/input2.txt: copy_bundle_data "
           "../../foo/input2.txt\n"
       "build obj/baz/bar.xcassets.inputdeps.stamp: stamp "
           "obj/foo/assets.stamp "
           "obj/quz/assets.stamp\n"
       "build bar.bundle/Contents/Resources/Assets.car: compile_xcassets "
           "../../foo/Foo.xcassets "
           "../../quz/Quz.xcassets | obj/baz/bar.xcassets.inputdeps.stamp\n"
+      "  product_type = com.apple.product-type\n"
       "build obj/baz/bar.stamp: stamp "
           "bar.bundle/Contents/Info.plist "
           "bar.bundle/Contents/Resources/input1.txt "
           "bar.bundle/Contents/Resources/input2.txt "
           "bar.bundle/Contents/Resources/Assets.car\n"
       "build bar.bundle: phony obj/baz/bar.stamp\n";
   std::string out_str = out.str();
   EXPECT_EQ(expected, out_str);
 }
 
@@ skipping 63 matching lines @@
       "build bar.bundle/Contents/quz bar.bundle/_CodeSignature/CodeResources: "
           "__baz_bar___toolchain_default__code_signing_rule "
           "| obj/baz/bar.codesigning.inputdeps.stamp\n"
       "build obj/baz/bar.stamp: stamp "
           "bar.bundle/Contents/quz "
           "bar.bundle/_CodeSignature/CodeResources\n"
       "build bar.bundle: phony obj/baz/bar.stamp\n";
   std::string out_str = out.str();
   EXPECT_EQ(expected, out_str);
 }