Standardize usage of virtual/override/final in chrome/

chrome/test/base/chrome_process_util.cc

Index: chrome/test/base/chrome_process_util.cc
diff --git a/chrome/test/base/chrome_process_util.cc b/chrome/test/base/chrome_process_util.cc
index a9cc24e6a62d395f09b5c1999e74f1d2e6247308..fe6d0c6d48cb0237a0f5669a296178ea95f751d6 100644
--- a/chrome/test/base/chrome_process_util.cc
+++ b/chrome/test/base/chrome_process_util.cc
@@ -69,7 +69,7 @@ class ChildProcessFilter : public base::ProcessFilter {
   explicit ChildProcessFilter(const std::vector<base::ProcessId>& parent_pids)
       : parent_pids_(parent_pids.begin(), parent_pids.end()) {}
 
-  virtual bool Includes(const base::ProcessEntry& entry) const override {
+  bool Includes(const base::ProcessEntry& entry) const override {
     return parent_pids_.find(entry.parent_pid()) != parent_pids_.end();
   }