Pull define for version out into v8-version-string.h and separate build target

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/dcheck_always_on.gni")
 import("//build/config/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
@@ skipping 833 matching lines @@
 
     sources = [
       "src/snapshot/natives-external.cc",
       "src/snapshot/snapshot-external.cc",
     ]
 
     configs = [ ":internal_config" ]
   }
 }
 
+# This is split out to be a non-code containing target that the Chromium browser
+# DLL can depend upon to get only a version string.
+v8_source_set("v8_version") {
+  configs = [ ":internal_config" ]
+
+  sources = [
+    "include/v8-version-string.h",
+    "include/v8-version.h",
+  ]
+}
+
 v8_source_set("v8_base") {
   visibility = [ ":*" ]  # Only targets in this file can depend on this.
 
   sources = [
     "//base/trace_event/common/trace_event_common.h",
 
     ### gcmole(all) ###
     "include/v8-debug.h",
     "include/v8-experimental.h",
     "include/v8-platform.h",
     "include/v8-profiler.h",
     "include/v8-testing.h",
     "include/v8-util.h",
-    "include/v8-version.h",
     "include/v8.h",
     "include/v8config.h",
     "src/accessors.cc",
     "src/accessors.h",
     "src/address-map.cc",
     "src/address-map.h",
     "src/allocation-site-scopes.cc",
     "src/allocation-site-scopes.h",
     "src/allocation.cc",
     "src/allocation.h",
@@ skipping 1304 matching lines @@
       "src/x87/simulator-x87.h",
     ]
   }
 
   configs = [ ":internal_config" ]
 
   defines = []
   deps = [
     ":v8_libbase",
     ":v8_libsampler",
+    ":v8_version",
   ]
 
   sources += [ v8_generated_peephole_source ]
   deps += [ ":run_mkpeephole" ]
 
   if (is_win) {
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     cflags = [ "/wd4267" ]
   }
 
@@ skipping 817 matching lines @@
   ]
 
   configs = [
     ":external_config",
     ":internal_config_base",
   ]
 }
 
 v8_fuzzer("wasm_data_section_fuzzer") {
 }