Add libdart_precompiled_runtime target to runtime/BUILD.gn

runtime/BUILD.gn

 # Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 # TODO(zra): These build arguments should likely be moved to a gni file that is
 # included in BUILD.gn files that care about the values of the flags. For now,
 # since the GN build only happens as part of a Mojo build there is no need for
 # the indirection.
 declare_args() {
   # Instead of using is_debug, we introduce a different flag for specifying a
@@ skipping 32 matching lines @@
       assert(false)
     }
   }
 
   if (dart_debug) {
     defines += ["DEBUG"]
   } else {
     defines += ["NDEBUG"]
   }
 
-  if (is_ios || is_mac) {

[rmacnak, 2016/02/25 00:42:46]

We can't remove this until there is another way to build the snapshot generator.

-    defines += ["DART_PRECOMPILER"]
-  }
-
   cflags = [
     "-Werror",
     "-Wall",
     "-Wextra", # Also known as -W.
     "-Wno-unused-parameter",
     "-Wnon-virtual-dtor",
     "-Wvla",
     "-Wno-conversion-null",
     "-Woverloaded-virtual",
     "-g3",
@@ skipping 45 matching lines @@
     "vm/version.h",
     "$target_gen_dir/version.cc",
   ]
   defines = [
     # Using DART_SHARED_LIB to export the Dart API entries.
     "DART_SHARED_LIB",
   ]
 }
 
 
+static_library("libdart_precompiled_runtime") {
+  configs += [":dart_config"]
+  deps = [
+    "vm:libdart_lib_precompiled_runtime",
+    "vm:libdart_vm_precompiled_runtime",
+    "third_party/double-conversion/src:libdouble_conversion",
+    ":generate_version_cc_file",
+  ]
+  include_dirs = [
+    ".",
+  ]
+  public_configs = [":dart_public_config"]
+  sources = [
+    "include/dart_api.h",
+    "include/dart_mirrors_api.h",
+    "include/dart_native_api.h",
+    "include/dart_tools_api.h",
+    "vm/dart_api_impl.cc",
+    "vm/debugger_api_impl.cc",
+    "vm/mirrors_api_impl.cc",
+    "vm/native_api_impl.cc",
+    "vm/version.h",
+    "$target_gen_dir/version.cc",
+  ]
+  defines = [
+    # Using DART_SHARED_LIB to export the Dart API entries.
+    "DART_SHARED_LIB",
+    "DART_PRECOMPILED_RUNTIME",
+  ]
+}
+
+
 action("generate_version_cc_file") {
   deps = [
     ":libdart_dependency_helper",
   ]
   inputs = [
     "../tools/utils.py",
     "../tools/print_version.py",
     "../tools/VERSION",
     "vm/version_in.cc",
   ]
@@ skipping 16 matching lines @@
     "vm:libdart_lib_nosnapshot",
     "vm:libdart_lib",
     "vm:libdart_vm",
     "vm:libdart_platform",
     "third_party/double-conversion/src:libdouble_conversion",
   ]
   sources = [
     "vm/libdart_dependency_helper.cc",
   ]
 }