Enable loading native libraries with RTLD_DEEPBIND

base/test/BUILD.gn

 # Copyright (c) 2013 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/ui.gni")
 import("//build/config/nacl/config.gni")
 
 if (is_android) {
   import("//build/config/android/rules.gni")
 }
@@ skipping 249 matching lines @@
 static_library("run_all_unittests") {
   testonly = true
   sources = [
     "run_all_unittests.cc",
   ]
   deps = [
     ":test_support",
   ]
 }
 
+# These sources are linked into both the base_unittests binary and the test
+# shared library target below.
+source_set("native_library_test_utils") {
+  testonly = true
+  sources = [
+    "native_library_test_utils.cc",
+    "native_library_test_utils.h",
+  ]
+}
+
+# This shared library is dynamically loaded by NativeLibrary unittests.
+shared_library("test_shared_library") {
+  testonly = true
+  sources = [
+    "test_shared_library.cc",
+  ]
+
+  deps = [
+    ":native_library_test_utils",
+  ]
+}
+
 static_library("run_all_base_unittests") {
   # Only targets in base should depend on this, targets outside base
   # should depend on run_all_unittests above.
   visibility = [ "//base/*" ]
   testonly = true
   sources = [
     "run_all_base_unittests.cc",
   ]
   deps = [
     ":test_support",
@@ skipping 16 matching lines @@
 if (is_android) {
   generate_jni("base_unittests_jni_headers") {
     sources = [
       "android/java/src/org/chromium/base/ContentUriTestUtils.java",
       "android/java/src/org/chromium/base/TestSystemMessageHandler.java",
       "android/java/src/org/chromium/base/TestUiThread.java",
     ]
     jni_package = "base"
   }
 }