Suppress a declarated-declaration warning for GetProcessInformation.

base/mac/mac_util.mm

 // Copyright (c) 2012 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 "base/mac/mac_util.h"
 
 #import <Cocoa/Cocoa.h>
 #import <IOKit/IOKitLib.h>
 #include <errno.h>
 #include <stddef.h>
@@ skipping 278 matching lines @@
   }
 
   LSSharedFileListItemRemove(login_items, item);
 }
 
 bool WasLaunchedAsLoginOrResumeItem() {
   ProcessSerialNumber psn = { 0, kCurrentProcess };
   ProcessInfoRec info = {};
   info.processInfoLength = sizeof(info);
 
+// GetProcessInformation has been deprecated since macOS 10.9, but there is no
+// replacement that provides the information we need. See
+// https://crbug.com/650854.
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
   if (GetProcessInformation(&psn, &info) == noErr) {
+#pragma clang diagnostic pop
     ProcessInfoRec parent_info = {};
     parent_info.processInfoLength = sizeof(parent_info);
-    if (GetProcessInformation(&info.processLauncher, &parent_info) == noErr)
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
+    if (GetProcessInformation(&info.processLauncher, &parent_info) == noErr) {
+#pragma clang diagnostic pop
       return parent_info.processSignature == 'lgnw';
+    }
   }
   return false;
 }
 
 bool WasLaunchedAsLoginItemRestoreState() {
   // "Reopen windows..." option was added for Lion.  Prior OS versions should
   // not have this behavior.
   if (!WasLaunchedAsLoginOrResumeItem())
     return false;
 
@@ skipping 148 matching lines @@
           StringPiece(begin + comma_loc + 1, ident.end()), &minor_tmp))
     return false;
   *type = ident.substr(0, number_loc);
   *major = major_tmp;
   *minor = minor_tmp;
   return true;
 }
 
 }  // namespace mac
 }  // namespace base