Remove print preview scaling flag

chrome/browser/about_flags.cc

 // 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 "chrome/browser/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 2450 matching lines @@
      FEATURE_VALUE_TYPE(features::kModalPermissionPrompts)},
 #endif
 #if !defined(OS_MACOSX)
     {"permission-prompt-persistence-toggle",
      flag_descriptions::kPermissionPromptPersistenceToggleName,
      flag_descriptions::kPermissionPromptPersistenceToggleDescription,
      kOsWin | kOsCrOS | kOsLinux | kOsAndroid,
      FEATURE_VALUE_TYPE(
          features::kDisplayPersistenceToggleInPermissionPrompts)},
 #endif
-#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
-#if !defined(OS_WIN) && !defined(OS_MACOSX)
+#if BUILDFLAG(ENABLE_PRINT_PREVIEW) && !defined(OS_WIN) && !defined(OS_MACOSX)
     {"print-pdf-as-image", flag_descriptions::kPrintPdfAsImageName,
      flag_descriptions::kPrintPdfAsImageDescription, kOsDesktop,
      FEATURE_VALUE_TYPE(features::kPrintPdfAsImage)},
-#endif  // !defined(OS_WIN) && !defined(OS_MACOSX)
-    {"print-scaling", flag_descriptions::kPrintScalingName,
-     flag_descriptions::kPrintScalingDescription, kOsDesktop,
-     FEATURE_VALUE_TYPE(features::kPrintScaling)},
-#endif  // BUILDFLAG(ENABLE_PRINT_PREVIEW)
+#endif
 #if defined(OS_ANDROID)
     {"enable-consistent-omnibox-geolocation",
      flag_descriptions::kEnableConsistentOmniboxGeolocationName,
      flag_descriptions::kEnableConsistentOmniboxGeolocationDescription,
      kOsAndroid, FEATURE_VALUE_TYPE(features::kConsistentOmniboxGeolocation)},
     {"concurrent-background-loading-on-svelte",
      flag_descriptions::kOfflinePagesSvelteConcurrentLoadingName,
      flag_descriptions::kOfflinePagesSvelteConcurrentLoadingDescription,
      kOsAndroid,
      FEATURE_VALUE_TYPE(
@@ skipping 464 matching lines @@
 const base::HistogramBase::Sample kBadSwitchFormatHistogramId = 0;
 
 const FeatureEntry* GetFeatureEntries(size_t* count) {
   *count = arraysize(kFeatureEntries);
   return kFeatureEntries;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags