Fix regression where some apis were registered, but didn't exist.

chrome/common/extensions/docs/server2/schema_processor.py

 # 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.
 
 from collections import defaultdict, Mapping
 import traceback
 
 from third_party.json_schema_compiler import json_parse, idl_schema, idl_parser
 from reference_resolver import ReferenceResolver
 from compiled_file_system import CompiledFileSystem
@@ skipping 108 matching lines @@
     '''Replace '$ref's that refer to inline_docs with the json for those docs.
     If |retain_inlined_types| is False, then the inlined nodes are removed
     from the schema.
     '''
     inline_docs = {}
     types_without_inline_doc = []
     internal_api = False
 
     api_features = self._features_bundle.GetAPIFeatures().Get()
     # We don't want to inline the events API, as it's handled differently
-    if schema.get('namespace', '') != 'events':
+    # Also, the webviewTag API is handled differently, as it only exists
+    # for the purpose of documentation, it's not a true internal api
+    namespace = schema.get('namespace', '')
+    if namespace != 'events' and namespace != 'webviewTag':
       internal_api = api_features.get(schema.get('namespace', ''), {}).get(
           'internal', False)
 
     api_refs = set()
     # Gather refs to internal APIs
     def gather_api_refs(node):
       if isinstance(node, list):
         for i in node:
           gather_api_refs(i)
       elif isinstance(node, Mapping):
@@ skipping 89 matching lines @@
     try:
       schemas = json_parse.Parse(file_data)
     except:
       raise ValueError('Cannot parse "%s" as JSON:\n%s' %
                        (path, traceback.format_exc()))
     for schema in schemas:
       # Schemas could consist of one API schema (data for a specific API file)
       # or multiple (data from extension_api.json).
       trim_and_inline(schema)
     return schemas