Prevent loading libffmpegsumo.so to python (autotests) process.

content/test/content_test_suite_base.cc

 // Copyright (c) 2012 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 "content/public/test/content_test_suite_base.h"
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/test/test_suite.h"
 #include "content/common/url_schemes.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_paths.h"
 #include "media/base/media.h"
 #include "ui/base/ui_base_paths.h"
 #include "ui/compositor/compositor_setup.h"
 
 namespace content {
 
 ContentTestSuiteBase::ContentTestSuiteBase(int argc, char** argv)
-    : base::TestSuite(argc, argv) {
+    : base::TestSuite(argc, argv),
+      external_libraries_enabled_(true) {
 }
 
 void ContentTestSuiteBase::Initialize() {
   base::TestSuite::Initialize();
-  media::InitializeMediaLibraryForTesting();
+
+  if (external_libraries_enabled_)
+    media::InitializeMediaLibraryForTesting();
 
   scoped_ptr<ContentClient> client_for_init(CreateClientForInitialization());
   SetContentClient(client_for_init.get());
   RegisterContentSchemes(false);
   SetContentClient(NULL);
 
   RegisterPathProvider();
   ui::RegisterPathProvider();
 
   // Mock out the compositor on platforms that use it.
   ui::SetupTestCompositor();
 }
 
 }  // namespace content