[Interpreter] Remove separate Ignition snapshot.

BUILD.gn

 # Copyright 2014 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/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
 if (is_android) {
@@ skipping 169 matching lines @@
     defines += [ "V8_TARGET_ARCH_ARM64" ]
   }
   if (v8_target_arch == "mipsel") {
     defines += [ "V8_TARGET_ARCH_MIPS" ]
   }
   if (v8_target_arch == "mips64el") {
     defines += [ "V8_TARGET_ARCH_MIPS64" ]
   }
   if (v8_target_arch == "s390") {
     defines += [ "V8_TARGET_ARCH_S390" ]
-  } 
+  }
   if (v8_target_arch == "s390x") {
     defines += [
       "V8_TARGET_ARCH_S390",
       "V8_TARGET_ARCH_S390X",
     ]
   }
   if (v8_target_arch == "x86") {
     defines += [ "V8_TARGET_ARCH_IA32" ]
   }
   if (v8_target_arch == "x64") {
     defines += [ "V8_TARGET_ARCH_X64" ]
   }
-     
+
   if (is_win) {
     defines += [ "WIN32" ]
     # TODO(jochen): Support v8_enable_prof.
   }
 
   # TODO(jochen): Add support for compiling with simulators.
 
   if (is_debug) {
     # TODO(jochen): Add support for different debug optimization levels.
     defines += [
@@ skipping 270 matching lines @@
   script = "tools/run.py"
 
   outputs = [
     "$target_gen_dir/snapshot.cc",
   ]
 
   args = [
     "./" + rebase_path(get_label_info(":mksnapshot($snapshot_toolchain)",
                                       "root_out_dir") + "/mksnapshot",
                        root_build_dir),
+    "--ignition",
     "--log-snapshot-positions",
     "--logfile",
     rebase_path("$target_gen_dir/snapshot.log", root_build_dir),
     "--startup_src",
     rebase_path("$target_gen_dir/snapshot.cc", root_build_dir),
   ]
 
   if (v8_random_seed != "0") {
     args += [
       "--random-seed",
@@ skipping 1590 matching lines @@
 
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]
   configs += [
     ":internal_config",
     ":libplatform_config",
     ":features",
     ":toolchain",
   ]
 }