Move common code into process_util.cc

chrome/browser/process_singleton_win_uitest.cc

Index: chrome/browser/process_singleton_win_uitest.cc
diff --git a/chrome/browser/process_singleton_win_uitest.cc b/chrome/browser/process_singleton_win_uitest.cc
index 929e271b23e081618178c93bdcfa1998dda8e1e8..bc783a6076f501af25cd56f4f6838b0582ad46f0 100644
--- a/chrome/browser/process_singleton_win_uitest.cc
+++ b/chrome/browser/process_singleton_win_uitest.cc
@@ -139,10 +139,9 @@ class ProcessSingletonWinTest : public UITest {
       explicit ProcessTreeFilter(base::ProcessId parent_pid) {
         ancestor_pids_.insert(parent_pid);
       }
-      virtual bool Includes(base::ProcessId pid,
-                            base::ProcessId parent_pid) const {
-        if (ancestor_pids_.find(parent_pid) != ancestor_pids_.end()) {
-          ancestor_pids_.insert(pid);
+      virtual bool Includes(const base::ProcessEntry & entry) const {
+        if (ancestor_pids_.find(entry.parent_pid()) != ancestor_pids_.end()) {
+          ancestor_pids_.insert(entry.pid());
           return true;
         } else {
           return false;