Add browser tests for extensions tab API.

chrome/browser/extensions/extension_function_dispatcher.cc

 // Copyright (c) 2009 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/extensions/extension_function_dispatcher.h"
 
 #include "base/process_util.h"
 #include "base/singleton.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_bookmarks_module.h"
@@ skipping 129 matching lines @@
   factories_[toolstrip::kExpandFunction] =
       &NewExtensionFunction<ToolstripExpandFunction>;
   factories_[toolstrip::kCollapseFunction] =
       &NewExtensionFunction<ToolstripCollapseFunction>;
 
   // Test.
   factories_[test::kPassFunction] =
       &NewExtensionFunction<ExtensionTestPassFunction>;
   factories_[test::kFailFunction] =
       &NewExtensionFunction<ExtensionTestFailFunction>;
+  factories_[test::kLogFunction] =
+      &NewExtensionFunction<ExtensionTestLogFunction>;
 }
 
 void FactoryRegistry::GetAllNames(std::vector<std::string>* names) {
   for (FactoryMap::iterator iter = factories_.begin();
        iter != factories_.end(); ++iter) {
     names->push_back(iter->first);
   }
 }
 
 bool FactoryRegistry::OverrideFunction(const std::string& name,
@@ skipping 112 matching lines @@
   } else {
     NOTREACHED();
     base::KillProcess(render_view_host_->process()->process().handle(),
                       ResultCodes::KILLED_BAD_MESSAGE, false);
   }
 }
 
 Profile* ExtensionFunctionDispatcher::profile() {
   return render_view_host_->process()->profile();
 }