Adds support for mojo apps to live in their own directory

mojo/mojo_application_package.gni

+# Copyright 2015 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("//third_party/mojo/src/mojo/public/mojo_application.gni")
+
+# Used for mojo applications that have resources. This creates a directory
+# named output_name with the following contents:
+#   output_name.mojo : the shared library
+#   resources        : resources
+template("mojo_application_package") {
+  if (defined(invoker.output_name)) {
+    output_name = invoker.output_name
+  } else {
+    output_name = target_name
+  }
+
+  mojo_deps = []
+  if (defined(invoker.deps)) {
+    mojo_deps += invoker.deps
+  }
+
+  if (defined(invoker.resources)) {
+    copy("copy_mojo_application_resources") {
+      sources = invoker.resources
+      outputs = [
+        "$root_out_dir/$output_name/resources/{{source_file_part}}",
+      ]
+    }
+    mojo_deps += [ ":copy_mojo_application_resources" ]
+  }
+
+  mojo_native_application(output_name) {
+    output_name = invoker.target_name + "/" + invoker.target_name
+
+    deps = mojo_deps
+
+    if (defined(invoker.cflags)) {
+      cflags = invoker.cflags
+    }
+    if (defined(invoker.cflags_c)) {
+      cflags_c = invoker.cflags_c
+    }
+    if (defined(invoker.cflags_cc)) {
+      cflags_cc = invoker.cflags_cc
+    }
+    if (defined(invoker.cflags_objc)) {
+      cflags_objc = invoker.cflags_objc
+    }
+    if (defined(invoker.cflags_objcc)) {
+      cflags_objcc = invoker.cflags_objcc
+    }
+    if (defined(invoker.defines)) {
+      defines = invoker.defines
+    }
+    if (defined(invoker.include_dirs)) {
+      include_dirs = invoker.include_dirs
+    }
+    if (defined(invoker.ldflags)) {
+      ldflags = invoker.ldflags
+    }
+    if (defined(invoker.lib_dirs)) {
+      lib_dirs = invoker.lib_dirs
+    }
+    if (defined(invoker.libs)) {
+      libs = invoker.libs
+    }
+    if (defined(invoker.data_deps)) {
+      data_deps = invoker.data_deps
+    }
+    if (defined(invoker.forward_dependent_configs_from)) {
+      forward_dependent_configs_from = invoker.forward_dependent_configs_from
+    }
+    if (defined(invoker.public_deps)) {
+      public_deps = invoker.public_deps
+    }
+    if (defined(invoker.all_dependent_configs)) {
+      all_dependent_configs = invoker.all_dependent_configs
+    }
+    if (defined(invoker.public_configs)) {
+      public_configs = invoker.public_configs
+    }
+    if (defined(invoker.check_includes)) {
+      check_includes = invoker.check_includes
+    }
+    if (defined(invoker.configs)) {
+      configs = invoker.configs
+    }
+    if (defined(invoker.data)) {
+      data = invoker.data
+    }
+    if (defined(invoker.inputs)) {
+      inputs = invoker.inputs
+    }
+    if (defined(invoker.public)) {
+      public = invoker.public
+    }
+    if (defined(invoker.sources)) {
+      sources = invoker.sources
+    }
+    if (defined(invoker.testonly)) {
+      testonly = invoker.testonly
+    }
+  }
+}