[inspector] Add swarming support to inspector tests

test/inspector/BUILD.gn

 # Copyright 2016 the V8 project 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("../../gni/v8.gni")
+import("//build_overrides/v8.gni")
 
-v8_executable("inspector-test") {
-  testonly = true
+if (v8_enable_inspector_override) {
+  v8_executable("inspector-test") {
+    testonly = true
 
-  sources = [
-    "inspector-impl.cc",
-    "inspector-impl.h",
-    "inspector-test.cc",
-    "task-runner.cc",
-    "task-runner.h",
-  ]
+    sources = [
+      "inspector-impl.cc",
+      "inspector-impl.h",
+      "inspector-test.cc",
+      "task-runner.cc",
+      "task-runner.h",
+    ]
 
-  configs = [
-    "../..:external_config",
-    "../..:internal_config_base",
-  ]
+    configs = [
+      "../..:external_config",
+      "../..:internal_config_base",
+    ]
 
-  deps = [
-    "../..:v8_libplatform",
-    "//build/config/sanitizers:deps",
-    "//build/win:default_exe_manifest",
-  ]
+    deps = [
+      "../..:v8_libplatform",
+      "//build/config/sanitizers:deps",
+      "//build/win:default_exe_manifest",
+    ]
 
-  if (is_component_build) {
-    # inspector-test can't be built against a shared library, so we
-    # need to depend on the underlying static target in that case.
-    deps += [ "../..:v8_maybe_snapshot" ]
-  } else {
-    deps += [ "../..:v8" ]
+    if (is_component_build) {
+      # inspector-test can't be built against a shared library, so we
+      # need to depend on the underlying static target in that case.
+      deps += [ "../..:v8_maybe_snapshot" ]
+    } else {
+      deps += [ "../..:v8" ]
+    }
+
+    cflags = []
+    ldflags = []
   }
-
-  cflags = []
-  ldflags = []
 }