Replace WIDEVINE_CDM_AVAILABLE with a gyp define 'enable_widevine_cdm'.

chrome/browser/component_updater/widevine_cdm_component_installer.cc

 // Copyright (c) 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.
 
 #include "chrome/browser/component_updater/widevine_cdm_component_installer.h"
 
 #include <stdint.h>
 #include <string.h>
 #include <string>
 #include <vector>
@@ skipping 23 matching lines @@
 #include "media/cdm/ppapi/supported_cdm_versions.h"
 #include "third_party/widevine/cdm/widevine_cdm_common.h"
 
 #include "widevine_cdm_version.h"  // In SHARED_INTERMEDIATE_DIR. NOLINT
 
 using content::BrowserThread;
 using content::PluginService;
 
 namespace component_updater {
 
-#if defined(WIDEVINE_CDM_AVAILABLE) && defined(WIDEVINE_CDM_IS_COMPONENT)
+#if defined(ENABLE_WIDEVINE_CDM) && defined(WIDEVINE_CDM_IS_COMPONENT)
 
 namespace {
 
 // CRX hash. The extension id is: oimompecagnajdejgnnjijobebaeigek.
 const uint8_t kSha2Hash[] = {0xe8, 0xce, 0xcf, 0x42, 0x06, 0xd0, 0x93, 0x49,
                              0x6d, 0xd9, 0x89, 0xe1, 0x41, 0x04, 0x86, 0x4a,
                              0x8f, 0xbd, 0x86, 0x12, 0xb9, 0x58, 0x9b, 0xfb,
                              0x4f, 0xbb, 0x1b, 0xa9, 0xd3, 0x85, 0x37, 0xef};
 
 // File name of the Widevine CDM component manifest on different platforms.
@@ skipping 299 matching lines @@
   }
 
   BrowserThread::PostTask(content::BrowserThread::UI,
                           FROM_HERE,
                           base::Bind(&RegisterWidevineCdmWithChrome,
                                      cdm_version,
                                      adapter_install_path,
                                      base::Passed(&manifest)));
 }
 
-#endif  // defined(WIDEVINE_CDM_AVAILABLE) && defined(WIDEVINE_CDM_IS_COMPONENT)
+#endif  // defined(ENABLE_WIDEVINE_CDM) && defined(WIDEVINE_CDM_IS_COMPONENT)
 
 void RegisterWidevineCdmComponent(ComponentUpdateService* cus) {
-#if defined(WIDEVINE_CDM_AVAILABLE) && defined(WIDEVINE_CDM_IS_COMPONENT)
+#if defined(ENABLE_WIDEVINE_CDM) && defined(WIDEVINE_CDM_IS_COMPONENT)
   base::FilePath adapter_source_path;
   PathService::Get(chrome::FILE_WIDEVINE_CDM_ADAPTER, &adapter_source_path);
   if (!base::PathExists(adapter_source_path))
     return;
   scoped_ptr<ComponentInstallerTraits> traits(
       new WidevineCdmComponentInstallerTraits);
   // |cus| will take ownership of |installer| during installer->Register(cus).
   DefaultComponentInstaller* installer =
       new DefaultComponentInstaller(traits.Pass());
   installer->Register(cus);
 #else
   return;
-#endif  // defined(WIDEVINE_CDM_AVAILABLE) && defined(WIDEVINE_CDM_IS_COMPONENT)
+#endif  // defined(ENABLE_WIDEVINE_CDM) && defined(WIDEVINE_CDM_IS_COMPONENT)
 }
 
 }  // namespace component_updater