Remove print preview scaling flag

chrome/browser/flag_descriptions.cc

 // Copyright 2017 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/browser/flag_descriptions.h"
 
 namespace flag_descriptions {
 
 //  Material Design version of chrome://bookmarks
 
@@ skipping 107 matching lines @@
 const char kForceTabletModeAuto[] = "Auto (default)";
 
 //  Print Preview features
 
 const char kPrintPdfAsImageName[] = "Print Pdf as Image";
 
 const char kPrintPdfAsImageDescription[] =
     "If enabled, an option to print PDF files as images will be available "
     "in print preview.";
 
-const char kPrintScalingName[] = "Print Scaling.";
-
-const char kPrintScalingDescription[] =
-    "If enabled, an option to scale documents will be available in print "
-    "preview.";
-
 const char kNaclName[] = "Native Client";
 
 #if defined(OS_ANDROID)
 
 const char kNaclDescription[] = "Enable support for Native Client.";
 
 #endif  // defined(OS_ANDROID)
 
 #if !defined(OS_ANDROID)
 
@@ skipping 2873 matching lines @@
 const char kEnableCopylessPasteDescription[] =
     "Provide suggestions for text input, based on your recent context. For "
     "example, if you looked at a restaurant website and switched to the Maps "
     "app, the keyboard would offer the name of that restaurant as a suggestion "
     "to enter into the search bar. The data is indexed locally, and never sent "
     "to the server. It's disabled in incognito mode.";
 
 #endif  // defined(OS_ANDROID)
 
 }  // namespace flag_descriptions