Move the kernel isolate snapshot out of the 'runtime' target to reduce build times on the simulators.

R=fschneider@google.com

Review-Url: https://codereview.chromium.org/2663063006 .

BUILD.gn

@@ -42,6 +42,12 @@ group("runtime") {
     "runtime/bin:sample_extension",
     "runtime/bin:test_extension",
     "runtime/vm:patched_sdk",
+  ]
+}
+
+group("runtime_kernel") {
+  deps = [
+    ":runtime",
 
     # TODO(rmacnak): Link this into 'dart'
     "utils/kernel-service:kernel-service",

runtime/vm/BUILD.gn

@@ -56,22 +56,6 @@ static_library("libdart_vm") {
   include_dirs = [ ".." ]
 }
 
-static_library("libdart_vm_noopt") {
-  configs += [
-    "..:dart_config",
-    "..:dart_maybe_product_config",
-    "..:dart_precompiler_config",
-    "..:dart_maybe_precompiled_runtime_config",
-  ]
-  public_configs = [ ":libdart_vm_config" ]
-  set_sources_assignment_filter([
-                                  "*_test.cc",
-                                  "*_test.h",
-                                ])
-  sources = vm_sources_list
-  include_dirs = [ ".." ]
-}
-
 static_library("libdart_vm_precompiled_runtime") {
   configs += [
     "..:dart_config",