IDL compiler: sync Python to r166680

Source/bindings/scripts/unstable/v8_interface.py

Index: Source/bindings/scripts/unstable/v8_interface.py
diff --git a/Source/bindings/scripts/unstable/v8_interface.py b/Source/bindings/scripts/unstable/v8_interface.py
index 97330a7d9143c03e75340caaf42fe6d474f0cf77..e75a97b8dec7a78d8dee13bd3935a786f9a04839 100644
--- a/Source/bindings/scripts/unstable/v8_interface.py
+++ b/Source/bindings/scripts/unstable/v8_interface.py
@@ -88,9 +88,6 @@ def generate_interface(interface):
     if is_check_security:
         includes.add('bindings/v8/BindingSecurity.h')
 
-    # [GarbageCollected]
-    is_garbage_collected = 'GarbageCollected' in extended_attributes
-
     # [MeasureAs]
     is_measure_as = 'MeasureAs' in extended_attributes
     if is_measure_as:
@@ -119,6 +116,9 @@ def generate_interface(interface):
     for special_wrap_interface in special_wrap_for:
         v8_types.add_includes_for_type(special_wrap_interface)
 
+    # [WillBeGarbageCollected]
+    is_will_be_garbage_collected = 'WillBeGarbageCollected' in extended_attributes
+
     template_contents = {
         'conditional_string': conditional_string(interface),  # [Conditional]
         'cpp_class': cpp_name(interface),
@@ -138,14 +138,15 @@ def generate_interface(interface):
         'is_document': is_document,
         'is_event_target': inherits_interface(interface.name, 'EventTarget'),
         'is_exception': interface.is_exception,
-        'is_garbage_collected': is_garbage_collected,
+        'is_will_be_garbage_collected': is_will_be_garbage_collected,
         'is_node': inherits_interface(interface.name, 'Node'),
         'measure_as': v8_utilities.measure_as(interface),  # [MeasureAs]
         'parent_interface': parent_interface,
-        'pass_ref_ptr': 'PassRefPtrWillBeRawPtr' if is_garbage_collected else
-                        'PassRefPtr',
+        'pass_ref_ptr': 'PassRefPtrWillBeRawPtr'
+                        if is_will_be_garbage_collected else 'PassRefPtr',
         'reachable_node_function': reachable_node_function,
-        'ref_ptr': 'RefPtrWillBeRawPtr' if is_garbage_collected else 'RefPtr',
+        'ref_ptr': 'RefPtrWillBeRawPtr'
+                   if is_will_be_garbage_collected else 'RefPtr',
         'runtime_enabled_function': runtime_enabled_function_name(interface),  # [RuntimeEnabled]
         'set_wrapper_reference_to_list': set_wrapper_reference_to_list,
         'special_wrap_for': special_wrap_for,