Revert of Move the Syzygy scripts out of //chrome/

chrome/installer/mini_installer/BUILD.gn

 # Copyright 2015 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.
 
 import("//build/config/compiler/compiler.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/config/win/visual_studio_version.gni")
 import("//build_overrides/v8.gni")
 import("//chrome/test/mini_installer/mini_installer_test.gni")
@@ skipping 244 matching lines @@
     ]
   }
 }
 
 generate_mini_installer("mini_installer") {
   out_dir = root_out_dir
   chrome_dll_file = "$root_out_dir/chrome.dll"
   chrome_dll_target = "//chrome:main_dll"
 }
 
-if (syzygy_optimize || is_syzyasan) {
+if (syzygy_optimize) {
   generate_mini_installer("mini_installer_syzygy") {
     out_dir = "$root_out_dir/syzygy/"
     chrome_dll_file = "$root_out_dir/syzygy/chrome.dll"
     chrome_dll_target = "//chrome/tools/build/win/syzygy:chrome_dll_syzygy"
   }
 }
 
 # next_version_mini_installer.exe can't be generated in an x86 Debug component
 # build because it requires too much memory.
 if (!(is_component_build && is_debug && target_cpu == "x86")) {
@@ skipping 10 matching lines @@
     args = [
       "--out",
       "$target_name.exe",
     ]
     deps = [
       ":mini_installer",
       "//chrome/installer/test:alternate_version_generator",
     ]
   }
 }