Generate all extension schema namespaces as "api" and instead vary the generated bundle names.

extensions/browser/api/cast_channel/cast_auth_util.cc

 // Copyright 2014 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.
 
 #include "extensions/browser/api/cast_channel/cast_auth_util.h"
 
 #include <vector>
 
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "extensions/browser/api/cast_channel/cast_message_util.h"
 #include "extensions/common/api/cast_channel/cast_channel.pb.h"
 #include "extensions/common/cast/cast_cert_validator.h"
 
 namespace extensions {
-namespace core_api {
+namespace api {
 namespace cast_channel {
 namespace {
 
 const char* const kParseErrorPrefix = "Failed to parse auth message: ";
 
 const unsigned char kAudioOnlyPolicy[] =
     {0x06, 0x0A, 0x2B, 0x06, 0x01, 0x04, 0x01, 0xD6, 0x79, 0x02, 0x05, 0x02};
 
-namespace cast_crypto = ::extensions::core_api::cast_crypto;
+namespace cast_crypto = ::extensions::api::cast_crypto;
 
 // Extracts an embedded DeviceAuthMessage payload from an auth challenge reply
 // message.
 AuthResult ParseAuthMessage(const CastMessage& challenge_reply,
                             DeviceAuthMessage* auth_message) {
   if (challenge_reply.payload_type() != CastMessage_PayloadType_BINARY) {
     return AuthResult::CreateWithParseError(
         "Wrong payload type in challenge reply",
         AuthResult::ERROR_WRONG_PAYLOAD_TYPE);
   }
@@ skipping 130 matching lines @@
       &verification_context);
 
   if (ret.Success())
     ret = verification_context->VerifySignatureOverData(response.signature(),
                                                         peer_cert);
 
   return TranslateVerificationResult(ret);
 }
 
 }  // namespace cast_channel
-}  // namespace core_api
+}  // namespace api
 }  // namespace extensions