Consistently use int64 for integers holding number of milliseconds.

chrome/test/chrome_process_util.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/test/chrome_process_util.h"
 
 #include <vector>
 #include <set>
 
 #include "base/process_util.h"
@@ skipping 24 matching lines @@
   }
 
   std::vector<base::ProcessHandle>::const_iterator it;
   for (it = handles.begin(); it != handles.end(); ++it)
     base::KillProcess(*it, ResultCodes::TASKMAN_KILL, false);
 
   const Time start = Time::Now();
   for (it = handles.begin();
        it != handles.end() && Time::Now() - start < kExitTimeout;
        ++it) {
-    // TODO(phajdan.jr): Fix int/int64 problems with TimeDelta::InMilliseconds.
-    int wait_time_ms = static_cast<int>((Time::Now() - start).InMilliseconds());
+    int64 wait_time_ms = (Time::Now() - start).InMilliseconds();
     base::WaitForSingleProcess(*it, wait_time_ms);
   }
 
   for (it = handles.begin(); it != handles.end(); ++it)
     base::CloseProcessHandle(*it);
 }
 
 class ChildProcessFilter : public base::ProcessFilter {
  public:
   explicit ChildProcessFilter(base::ProcessId parent_pid)
@@ skipping 41 matching lines @@
                                   &filter);
     while ((process_entry = it.NextProcessEntry()))
       result.push_back(process_entry->pid);
   }
 #endif
 
   result.push_back(browser_pid);
 
   return result;
 }