Use 'frog' in apidoc. Also fix broken dependencies.

dart/frog/scripts/bootstrap/frog_wrapper.py

 #!/usr/bin/env python
 # Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 import imp
 import os
 import sys
 
 def main(args):
-  # Try to find frog.py from the current location.
-  home = os.path.join(os.curdir, 'frog.py')
-  if not os.path.exists(home):
-    home = os.path.join(os.curdir, 'frog', 'frog.py')
+  home = os.path.join(HOME, 'frog.py')
 
   if not os.path.exists(home):
-    print "Could not find frog"
+    print "Could not find .../dart/frog/frog.py"
     return 1
 
   frog_args = [ 'frog.py', '--vm=%s' % VM]
   js_cmd_flag = '--js_cmd=%s --crankshaft' % D8
   vm_flags = None
   for arg in args:
     if arg.startswith('--js_cmd'):
       js_cmd_flag = arg
     if arg.startswith('--vm_flags'):
       vm_flags = arg
@@ skipping 13 matching lines @@
     # Load frog.py and invoke it.
     paths = [os.path.dirname(home)]
     (filename, pathname, description) = imp.find_module('frog', paths)
     module = imp.load_module('frog', filename, pathname, description)
     exit_code = module.main(frog_args)
   finally:
     if filename:
       filename.close()
 
   return exit_code