[Bindings] Drop a global variable 'interfaces' in v8_globals

third_party/WebKit/Source/bindings/scripts/v8_attributes.py

 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
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 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
 # in the documentation and/or other materials provided with the
 # distribution.
 #     * Neither the name of Google Inc. nor the names of its
 # contributors may be used to endorse or promote products derived from
 # this software without specific prior written permission.
 #
 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+# pylint: disable=relative-import
+
 """Generate template values for attributes.
 
 Extends IdlType with property |constructor_type_name|.
 
 Design doc: http://www.chromium.org/developers/design-documents/idl-compiler
 """
 
 import idl_types
 from idl_types import inherits_interface
-from v8_globals import includes, interfaces
+from v8_globals import includes
 import v8_types
 import v8_utilities
 from v8_utilities import (cpp_name_or_partial, capitalize, cpp_name, has_extended_attribute,
                           has_extended_attribute_value, scoped_name, strip_suffix,
                           uncapitalize, extended_attribute_value_as_list, is_unforgeable,
                           is_legacy_interface_type_checking)
 
 
-def attribute_context(interface, attribute):
+def attribute_context(interface, attribute, interfaces):
+    """Creates a Jinja template context for an attribute of an interface.
+
+    Args:
+        interface: An interface which |attribute| belongs to
+        attribute: An attribute to create the context for
+        interfaces: A dict which maps an interface name to the definition
+            which can be referred if needed
+
+    Returns:
+        A Jinja template context for |attribute|
+    """
+
     idl_type = attribute.idl_type
     base_idl_type = idl_type.base_type
     extended_attributes = attribute.extended_attributes
 
     idl_type.add_includes_for_type(extended_attributes)
     if idl_type.enum_values:
         includes.add('core/inspector/ConsoleMessage.h')
 
     # [CheckSecurity]
     is_do_not_check_security = 'DoNotCheckSecurity' in extended_attributes
@@ skipping 116 matching lines @@
             ['', 'ForMainWorld']
             if 'PerWorldBindings' in extended_attributes
             else ['']),  # [PerWorldBindings]
     }
 
     if is_constructor_attribute(attribute):
         update_constructor_attribute_context(interface, attribute, context)
     if not has_custom_getter(attribute):
         getter_context(interface, attribute, context)
     if not has_custom_setter(attribute) and has_setter(interface, attribute):
-        setter_context(interface, attribute, context)
+        setter_context(interface, attribute, interfaces, context)
 
     return context
 
 
 def filter_has_accessor_configuration(attributes):
     return [attribute for attribute in attributes if
             not (attribute['exposed_test'] or
                  attribute['secure_context_test'] or
                  attribute['origin_trial_enabled_function'] or
                  attribute['runtime_enabled_function']) and
@@ skipping 163 matching lines @@
              attribute.name == 'self' or
              # FIXME: Remove these hard-coded hacks.
              base_idl_type in ['EventTarget', 'Window'] or
              base_idl_type.startswith(('HTML', 'SVG')))))
 
 
 ################################################################################
 # Setter
 ################################################################################
 
-def setter_context(interface, attribute, context):
+def setter_context(interface, attribute, interfaces, context):
     if 'PutForwards' in attribute.extended_attributes:
         # Use target interface and attribute in place of original interface and
         # attribute from this point onwards.
         target_interface_name = attribute.idl_type.base_type
         target_attribute_name = attribute.extended_attributes['PutForwards']
         interface = interfaces[target_interface_name]
         try:
             attribute = next(candidate
                              for candidate in interface.attributes
                              if candidate.name == target_attribute_name)
@@ skipping 189 matching lines @@
     lambda self: strip_suffix(self.base_type, 'Constructor'))
 
 
 def is_constructor_attribute(attribute):
     # FIXME: replace this with [ConstructorAttribute] extended attribute
     return attribute.idl_type.name.endswith('Constructor')
 
 
 def update_constructor_attribute_context(interface, attribute, context):
     context['needs_constructor_getter_callback'] = context['measure_as'] or context['deprecate_as']