Adding support for AppRTC closure compiling.

copy_apprtc.py

Index: copy_apprtc.py
===================================================================
--- copy_apprtc.py	(revision 293799)
+++ copy_apprtc.py	(working copy)
@@ -10,13 +10,25 @@
 understand those symlinks).
 """
 
+import os
 import shutil
 
+import utils
 
 if __name__ == '__main__':
-  web_samples_dir = 'webrtc-samples/samples/web'
-  shutil.rmtree('src/out/apprtc', ignore_errors=True)
-  shutil.copytree(web_samples_dir + '/content/apprtc',
-                  'src/out/apprtc', ignore=shutil.ignore_patterns('.svn'))
-  shutil.copyfile(web_samples_dir + '/js/adapter.js',
-		  'src/out/apprtc/js/adapter.js')
+  target_dir = os.path.join('src', 'out', 'webrtc-samples')
+  if utils.GetPlatform() is 'win':
+    # Work around the fact that node_modules create ridiculously long paths.
+    # Unfortunately shutil will choke on those on Windows, but not rmdir.
+    os.system('rmdir /s /q %s' % target_dir)
+  else:
+    shutil.rmtree(target_dir, ignore_errors=True)
+  shutil.copytree('webrtc-samples',
+                  target_dir, ignore=shutil.ignore_patterns('.svn', '.git'))
+  apprtc_subdir = os.path.join('samples', 'web', 'content', 'apprtc')
+
+  # This file is symlinked on windows, so copy it since win doesn't understand
+  # symlinks.
+  shutil.copyfile(os.path.join('webrtc-samples', 'samples', 'web',
+                               'js', 'adapter.js'),
+                  os.path.join(target_dir, apprtc_subdir, 'js', 'adapter.js'))