CppTools: Use a shared thread pool

Without this, too many threads are spawned, and loading a project takes
forever.

Change-Id: I3c22557ddd7bfb0c70f7b089c276432e3b003097
Reviewed-by: Eike Ziller <eike.ziller@theqtcompany.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/src/plugins/cpptools/cppfindreferences.cpp b/src/plugins/cpptools/cppfindreferences.cpp
index d8732be1f9..0f7bc7e2c4 100644
--- a/src/plugins/cpptools/cppfindreferences.cpp
+++ b/src/plugins/cpptools/cppfindreferences.cpp
@@ -365,7 +365,8 @@ void CppFindReferences::findAll_helper(SearchResult *search, Symbol *symbol,
     SearchResultWindow::instance()->popup(IOutputPane::ModeSwitch | IOutputPane::WithFocus);
     const WorkingCopy workingCopy = m_modelManager->workingCopy();
     QFuture<Usage> result;
-    result = Utils::runAsync(find_helper, workingCopy, context, symbol);
+    result = Utils::runAsync(m_modelManager->sharedThreadPool(), find_helper,
+                             workingCopy, context, symbol);
     createWatcher(result, search);
 
     FutureProgress *progress = ProgressManager::addTask(result, tr("Searching for Usages"),
@@ -669,7 +670,8 @@ void CppFindReferences::findMacroUses(const Macro &macro, const QString &replace
     }
 
     QFuture<Usage> result;
-    result = Utils::runAsync(findMacroUses_helper, workingCopy, snapshot, macro);
+    result = Utils::runAsync(m_modelManager->sharedThreadPool(), findMacroUses_helper,
+                             workingCopy, snapshot, macro);
     createWatcher(result, search);
 
     FutureProgress *progress = ProgressManager::addTask(result, tr("Searching for Usages"),