Update from https://crrev.com/312398

base/process/process_win.cc

Index: base/process/process_win.cc
diff --git a/base/process/process_win.cc b/base/process/process_win.cc
index 96556a9b1ee2f1a6b5202d628d89c96950d0029d..2c267aaa43f6fe29019ee0a911984d62b75d457a 100644
--- a/base/process/process_win.cc
+++ b/base/process/process_win.cc
@@ -9,6 +9,13 @@
 #include "base/process/kill.h"
 #include "base/win/windows_version.h"
 
+namespace {
+
+DWORD kBasicProcessAccess =
+  PROCESS_TERMINATE | PROCESS_QUERY_INFORMATION | SYNCHRONIZE;
+
+} // namespace
+
 namespace base {
 
 Process::Process(ProcessHandle handle)
@@ -40,6 +47,13 @@ Process Process::Current() {
 }
 
 // static
+Process Process::OpenWithExtraPriviles(ProcessId pid) {
+  DWORD access = kBasicProcessAccess | PROCESS_DUP_HANDLE | PROCESS_VM_READ;
+  ProcessHandle handle = ::OpenProcess(access, FALSE, pid);
+  return Process(handle);
+}
+
+// static
 Process Process::DeprecatedGetProcessFromHandle(ProcessHandle handle) {
   DCHECK_NE(handle, ::GetCurrentProcess());
   ProcessHandle out_handle;