Rename base::Process::pid() to Pid()

base/process/kill_posix.cc

Index: base/process/kill_posix.cc
diff --git a/base/process/kill_posix.cc b/base/process/kill_posix.cc
index 9e9b5fb0b0709cd5bd07e6a8e9dcd5cc21154345..5e8b61f6b86be7eb6ddc11ce503f733c37a74b8c 100644
--- a/base/process/kill_posix.cc
+++ b/base/process/kill_posix.cc
@@ -465,11 +465,11 @@ class BackgroundReaper : public PlatformThread::Delegate {
 
 void EnsureProcessTerminated(Process process) {
   // If the child is already dead, then there's nothing to do.
-  if (IsChildDead(process.pid()))
+  if (IsChildDead(process.Pid()))
     return;
 
   const unsigned timeout = 2;  // seconds
-  BackgroundReaper* reaper = new BackgroundReaper(process.pid(), timeout);
+  BackgroundReaper* reaper = new BackgroundReaper(process.Pid(), timeout);
   PlatformThread::CreateNonJoinable(0, reaper);
 }