browser_test: Add a browser_tests_runner target for running tests.

chrome/test/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/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/chrome_tests.gni")
@@ skipping 847 matching lines @@
     testonly = true
     data = [
       "//testing/buildbot/filters/mojo.fyi.browser_tests.filter",
     ]
     data_deps = [
       ":browser_tests",
     ]
   }
 }
 
+static_library("browser_tests_runner") {
+  testonly = true
+  sources = [
+    "base/browser_tests_main.cc",
+  ]
+
+  deps = [
+    ":test_support",
+  ]
+
+  if (use_aura) {
+    sources += [
+      "base/mash_browser_tests_main.cc",
+      "base/mash_browser_tests_main.h",
+      "base/mojo_test_connector.cc",
+      "base/mojo_test_connector.h",
+    ]
+
+    deps += [
+      "//services/shell/background:lib",
+      "//services/shell/background/tests:test_support",
+    ]
+
+    data_deps = [
+      "//chrome/app:mojo_manifests",
+      "//mash/session",
+    ]
+
+    defines = [ "MOJO_SHELL_CLIENT" ]
+  }
+}
+
 test("browser_tests") {
-  sources = [
-    "base/browser_tests_main.cc",
-  ]
-  sources += rebase_path(chrome_tests_gypi_values.chrome_browser_tests_sources,
-                         ".",
-                         "//chrome")
+  sources = rebase_path(chrome_tests_gypi_values.chrome_browser_tests_sources,
+                        ".",
+                        "//chrome")
 
   configs += [
     "//build/config:precompiled_headers",
     "//third_party/WebKit/public:debug_devtools",
   ]
 
   deps = [
+    ":browser_tests_runner",
     ":test_support",
     "//base",
     "//components/sync:test_support_sync_api",
   ]
 
   data_deps = []
 
   data = []
 
   defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
@@ skipping 579 matching lines @@
               chrome_tests_gypi_values.chrome_browser_tests_remoting_sources,
               ".",
               "//chrome")
       deps += [ "//remoting/webapp" ]
     }
     if (use_x11) {
       deps += [ "//tools/xdisplaycheck" ]
     }
 
     if (use_aura) {
-      sources += [
-        "base/mash_browser_tests_main.cc",
-        "base/mash_browser_tests_main.h",
-        "base/mojo_test_connector.cc",
-        "base/mojo_test_connector.h",
-      ]
-
-      deps += [
-        "//services/shell/background:lib",
-        "//services/shell/background/tests:test_support",
-      ]
-
-      data_deps += [
-        "//chrome/app:mojo_manifests",
-        "//mash/session",
-      ]
-
-      defines += [ "MOJO_SHELL_CLIENT" ]
-
       if (enable_wifi_display) {
         sources += rebase_path(
                 chrome_tests_gypi_values.chrome_browser_tests_display_source_apitest,
                 ".",
                 "//chrome")
       }
     }
   }
 }
 
@@ skipping 19 matching lines @@
         "$root_out_dir/chrome_100_percent.pak",
         "$root_out_dir/chrome_200_percent.pak",
         "$root_out_dir/locales/en-US.pak",
       ]
     }
 
     # TODO(phajdan.jr): Only temporary, to make transition easier.
     defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
 
     deps = [
+      ":browser_tests_runner",
       ":sync_integration_test_support",
       ":test_support",
       ":test_support_ui",
       "//chrome:packed_extra_resources",
       "//chrome:packed_resources",
       "//chrome:resources",
       "//chrome:strings",
       "//chrome/app:command_ids",
       "//chrome/common",
       "//chrome/renderer",
@@ skipping 925 matching lines @@
 if (is_android) {
   android_library("unit_tests_java") {
     java_files = [ "android/unit_tests_apk/src/org/chromium/chrome/unit_tests_apk/ChromeNativeTestApplication.java" ]
     deps = [
       "//base:base_java",
       "//chrome/android:chrome_java",
       "//content/public/android:content_java",
     ]
   }
 }