Move OpenProcessHandle to Process::Open.

base/process/process_handle.h

Index: base/process/process_handle.h
diff --git a/base/process/process_handle.h b/base/process/process_handle.h
index 976552c98dcb918ef8572a67a52f39b3595d5199..c99ea15d5af378c15da6b2b9705514872efd2587 100644
--- a/base/process/process_handle.h
+++ b/base/process/process_handle.h
@@ -40,9 +40,7 @@ BASE_EXPORT ProcessId GetCurrentProcId();
 // Returns the ProcessHandle of the current process.
 BASE_EXPORT ProcessHandle GetCurrentProcessHandle();
 
-// Converts a PID to a process handle. This handle must be closed by
-// CloseProcessHandle when you are done with it. Returns true on success.
-BASE_EXPORT bool OpenProcessHandle(ProcessId pid, ProcessHandle* handle);
+
 
 // Closes the process handle opened by OpenProcessHandle.
 BASE_EXPORT void CloseProcessHandle(ProcessHandle process);