Added CSSPropertyAPIMethods.json5 which defines all API methods.

third_party/WebKit/Source/build/scripts/scripts.gni

 # 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/toolchain/toolchain.gni")
 import("//third_party/WebKit/Source/config.gni")
 
 # All paths in this file should be absolute so targets in any directory can use
 # them without worrying about the current directory.
 _scripts_dir = "//third_party/WebKit/Source/build/scripts"
 
 scripts_for_in_files = [
   # jinja2/__init__.py contains version string, so sufficient as
   # dependency for whole jinja2 package
   "//third_party/jinja2/__init__.py",
   "//third_party/markupsafe/__init__.py",  # jinja2 dep
   "$_scripts_dir/hasher.py",
   "$_scripts_dir/in_file.py",
   "$_scripts_dir/in_generator.py",
   "$_scripts_dir/license.py",
   "$_scripts_dir/name_utilities.py",
   "$_scripts_dir/template_expander.py",
   "$_scripts_dir/templates/macros.tmpl",
 ]
 
 css_properties_files =
     scripts_for_in_files + [ "$_scripts_dir/css_properties.py" ]
 
+make_css_property_api_files = [
+  "$_scripts_dir/templates/CSSPropertyAPIFiles.h.tmpl",
+  "$_scripts_dir/templates/CSSPropertyDescriptor.cpp.tmpl",
+]
+
 make_event_factory_files = scripts_for_in_files + [
                              "$_scripts_dir/make_event_factory.py",
                              "$_scripts_dir/templates/EventFactory.cpp.tmpl",
                            ]
 
 make_names_files = scripts_for_in_files + [
                      "$_scripts_dir/make_names.py",
                      "$_scripts_dir/templates/MakeNames.cpp.tmpl",
                      "$_scripts_dir/templates/MakeNames.h.tmpl",
                    ]
@@ skipping 137 matching lines @@
 #   outputs: list of output files
 template("make_qualified_names") {
   process_in_files(target_name) {
     script = "//third_party/WebKit/Source/build/scripts/make_qualified_names.py"
     in_files = invoker.in_files
     other_inputs = make_qualified_names_files
     outputs = invoker.outputs
   }
 }
 
+# Template to run the make_css_property_apis script. This is a special case of
+# process_in_files.
+#   in_files: list of ".json5" files to process.
+#   outputs: list of output files
+template("make_css_property_apis") {
+  process_in_files(target_name) {
+    script =
+        "//third_party/WebKit/Source/build/scripts/make_css_property_apis.py"
+    in_files = invoker.in_files
+    other_inputs = make_css_property_api_files
+    outputs = invoker.outputs
+  }
+}
+
 # Calls the make_event_factory script. This is a special case of
 # process_in_files.
 #   in_files: list of ".in" files to process.
 #   outputs: list of output files
 #   deps [optional]
 #     Dependencies. See process_in_files for definition.
 template("make_event_factory") {
   process_in_files(target_name) {
     script = "//third_party/WebKit/Source/build/scripts/make_event_factory.py"
     other_inputs = make_event_factory_files
     forward_variables_from(invoker,
                            [
                              "deps",
                              "in_files",
                              "outputs",
                              "visibility",
                            ])
   }
 }