IDL: Add build target for IDL dictionary impl generation in core

Source/bindings/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("//third_party/WebKit/Source/bindings/core/v8/generated.gni")
 import("//third_party/WebKit/Source/bindings/modules/idl.gni")
 import("//third_party/WebKit/Source/bindings/modules/modules.gni")
 
 bindings_scripts_dir = get_path_info(".", "abspath")
 bindings_scripts_output_dir = "$root_gen_dir/blink/bindings/scripts"
@@ skipping 156 matching lines @@
       # http://crbug.com/358074
       "//third_party/WebKit/Source/bindings/modules:interfaces_info",
 
       "//third_party/WebKit/Source/bindings/scripts:cached_lex_yacc_tables",
       "//third_party/WebKit/Source/bindings/scripts:cached_jinja_templates",
       "//third_party/WebKit/Source/core:generated_testing_idls",
     ]
   }
 }
 
+# Runs the idl_compiler to generate IDL dictionary impl files.
+#
+# Parameters:
+#   sources = a list of IDL files to process
+#   outputs = a list of files to write to
+template("idl_dictionary") {
+  output_dir = "$root_gen_dir/blink/"
+
+  action(target_name) {
+    script = "//third_party/WebKit/Source/bindings/scripts/idl_compiler.py"
+    idl_files_list = "$target_gen_dir/${target_name}_file_list.tmp"
+    write_file(idl_files_list, rebase_path(invoker.sources, root_build_dir))
+
+    inputs = [ idl_files_list ] + invoker.sources
+    outputs = invoker.outputs
+
+    args = [
+      "--cache-dir",
+      rebase_path(bindings_scripts_output_dir, root_build_dir),
+      "--output-dir",
+      rebase_path(output_dir, root_build_dir),
+      "--interfaces-info",
+      rebase_path("$bindings_modules_output_dir/InterfacesInfoModules.pickle",
+                  root_build_dir),
+      "--write-file-only-if-changed=1",
+      "--generate-dictionary-impl",
+      rebase_path(idl_files_list, root_build_dir),
+    ]
+
+    deps = [
+      # FIXME: should be interfaces_info_core (w/o modules)
+      # http://crbug.com/358074
+      "//third_party/WebKit/Source/bindings/modules:interfaces_info",
+      "//third_party/WebKit/Source/bindings/scripts:cached_lex_yacc_tables",
+      "//third_party/WebKit/Source/bindings/scripts:cached_jinja_templates",
+    ]
+  }
+}
+
 # Calls the aggregate_generated_bindings script.
 #
 # Parameters:
 #   sources = a list of source IDL files.
 #   component_dir = Name of directory for these files (one word, no slashes).
 #   outputs = a list of files to write to.
 template("aggregate_generated_bindings") {
   action(target_name) {
     script = "//third_party/WebKit/Source/bindings/scripts/aggregate_generated_bindings.py"
 
     # Write lists of main IDL files to a file, so that the command lines don't
     # exceed OS length limits.
     idl_files_list = "$target_gen_dir/${target_name}_file_list.tmp"
     write_file(idl_files_list, rebase_path(invoker.sources, root_build_dir))
 
     inputs = [ idl_files_list ] + invoker.sources
     outputs = invoker.outputs
 
     args = [
       invoker.component_dir,
       rebase_path(idl_files_list, root_build_dir),
       "--",
     ]
     args += rebase_path(invoker.outputs, root_build_dir)
   }
 }