Turn off Task Manager should not break the build on Linux

chrome/browser/extensions/api/processes/processes_api.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 "chrome/browser/extensions/api/processes/processes_api.h"
 
 #include "base/callback.h"
 #include "base/json/json_writer.h"
 #include "base/lazy_instance.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 622 matching lines @@
 
   return true;
 #else
   error_ = errors::kExtensionNotSupported;
   return false;
 #endif  // defined(ENABLE_TASK_MANAGER)
 }
 
 
 void TerminateFunction::TerminateProcess() {
+#if defined(ENABLE_TASK_MANAGER)
   TaskManagerModel* model = TaskManager::GetInstance()->model();
 
   int count = model->ResourceCount();
   bool killed = false;
   bool found = false;
 
   for (int i = 0; i < count; ++i) {
     if (model->IsResourceFirstInGroup(i)) {
       if (process_id_ == model->GetUniqueChildProcessId(i)) {
         found = true;
         killed = base::KillProcess(model->GetProcess(i),
             content::RESULT_CODE_KILLED, true);
         UMA_HISTOGRAM_COUNTS("ChildProcess.KilledByExtensionAPI", 1);
         break;
       }
     }
   }
 
   if (!found) {
     error_ = ErrorUtils::FormatErrorMessage(errors::kProcessNotFound,
         base::IntToString(process_id_));
     SendResponse(false);
   } else {
     SetResult(new base::FundamentalValue(killed));
     SendResponse(true);
   }
 
   // Balance the AddRef in the RunImpl.
   Release();
+#else
+  error_ = errors::kExtensionNotSupported;
+#endif  // defined(ENABLE_TASK_MANAGER)

[miket_OOO, 2014/03/24 23:23:26]

Should there be a SendResponse() here as well?

 }
 
 GetProcessInfoFunction::GetProcessInfoFunction()
 #if defined(ENABLE_TASK_MANAGER)
   : memory_(false)
 #endif
     {
 }
 
 GetProcessInfoFunction::~GetProcessInfoFunction() {
@@ skipping 81 matching lines @@
 
   SetResult(processes);
   SendResponse(true);
 
   // Balance the AddRef in the RunImpl.
   Release();
 #endif  // defined(ENABLE_TASK_MANAGER)
 }
 
 }  // namespace extensions