Revert of [Android] Temporarily suppress RTL start&end check error.

build/android/gyp/generate_v14_compatible_resources.py

 #!/usr/bin/env python
 #
 # Copyright 2013 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.
 
 """Convert Android xml resources to API 14 compatible.
 
 There are two reasons that we cannot just use API 17 attributes,
 so we are generating another set of resources by this script.
@@ skipping 208 matching lines @@
     rel_filename = os.path.relpath(input_filename, input_dir)
     output_v14_filename = os.path.join(output_v14_dir, rel_filename)
     GenerateV14StyleResource(input_filename, output_v14_filename)
 
 
 def VerifyV14ResourcesInDir(input_dir, resource_type):
   """Verify that the resources in input_dir is compatible with v14, i.e., they
   don't use attributes that cause crashes on certain devices. Print an error if
   they have."""
   for input_filename in build_utils.FindInDirectory(input_dir, '*.xml'):
-    warning_message = ('warning : ' + input_filename + ' has an RTL attribute, '
-                       'i.e., attribute that has "start" or "end" in its name.'
-                       ' Pre-v17 resources should not include it because it '
-                       'can cause crashes on certain devices. Please refer to '
-                       'http://crbug.com/243952 for the details.')
+    exception_message = ('error : ' + input_filename + ' has an RTL attribute, '
+                        'i.e., attribute that has "start" or "end" in its name.'
+                        ' Pre-v17 resources should not include it because it '
+                        'can cause crashes on certain devices. Please refer to '
+                        'http://crbug.com/243952 for the details.')
     dom = minidom.parse(input_filename)
     if resource_type in ('layout', 'xml'):
       if GenerateV14LayoutResourceDom(dom, input_filename, False):
-        print warning_message
+        raise Exception(exception_message)
     elif resource_type == 'values':
       if GenerateV14StyleResourceDom(dom, input_filename, False):
-        print warning_message
+        raise Exception(exception_message)
 
 
 def AssertNoDeprecatedAttributesInDir(input_dir, resource_type):
   """Raises an exception if resources in input_dir have deprecated attributes,
   e.g., paddingLeft, paddingRight"""
   for input_filename in build_utils.FindInDirectory(input_dir, '*.xml'):
     dom = minidom.parse(input_filename)
     if resource_type in ('layout', 'xml'):
       GenerateV14LayoutResourceDom(dom, input_filename)
     elif resource_type == 'values':
@@ skipping 89 matching lines @@
   build_utils.MakeDirectory(res_v14_dir)
 
   GenerateV14Resources(options.res_dir, res_v14_dir, options.verify_only)
 
   if options.stamp:
     build_utils.Touch(options.stamp)
 
 if __name__ == '__main__':
   sys.exit(main())