Revert of Revert vector icon CLs.

ui/gfx/vector_icons/aggregate_vector_icons.py

+# 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 fileinput
+import glob
+import optparse
+import os
+import textwrap
+
+
+def AggregateVectorIcons(working_directory, output_cc, output_h):
+  """Compiles all .icon files in a directory into two C++ files.
+
+  Args:
+      working_directory: The path to the directory that holds the .icon files
+          and C++ templates.
+      output_cc: The path that should be used to write the .cc file.
+      output_h: The path that should be used to write the .h file.
+  """
+
+  icon_list = glob.glob(working_directory + "*.icon")
+
+  input_header_template = open(os.path.join(working_directory,
+                                            "vector_icons_public.h.template"))
+  header_template_contents = input_header_template.readlines()
+  input_header_template.close()
+  output_header = open(output_h, "w")
+  for line in header_template_contents:
+    if not "TEMPLATE_PLACEHOLDER" in line:
+      output_header.write(line)
+    else:
+      for icon_path in icon_list:
+        (icon_name, extension) = os.path.splitext(os.path.basename(icon_path))
+        output_header.write("  {},\n".format(icon_name.upper()))
+  output_header.close()
+
+  input_cc_template = open(
+      os.path.join(working_directory, "vector_icons.cc.template"))
+  cc_template_contents = input_cc_template.readlines()
+  input_cc_template.close()
+  output_cc = open(output_cc, "w")
+  for line in cc_template_contents:
+    if not "TEMPLATE_PLACEHOLDER" in line:
+      output_cc.write(line)
+    else:
+      for icon_path in icon_list:
+        (icon_name, extension) = os.path.splitext(os.path.basename(icon_path))
+        icon_file = open(icon_path)
+        vector_commands = "".join(icon_file.readlines())
+        icon_file.close()
+        output_cc.write("ICON_TEMPLATE({}, {})\n".format(icon_name.upper(),
+                                                         vector_commands))
+  output_cc.close()
+
+
+def main():
+  parser = optparse.OptionParser()
+  parser.add_option("--working_directory",
+                    help="The directory to look for template C++ as well as "
+                         "icon files.")
+  parser.add_option("--output_cc",
+                    help="The path to output the CC file to.")
+  parser.add_option("--output_h",
+                    help="The path to output the header file to.")
+
+  (options, args) = parser.parse_args()
+
+  AggregateVectorIcons(options.working_directory,
+                       options.output_cc,
+                       options.output_h)
+
+
+if __name__ == "__main__":
+  main()