Add generate_jni template

base/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/android/rules.gni")
 
 component("base") {
   sources = [
     "third_party/dmg_fp/dmg_fp.h",
     "third_party/dmg_fp/g_fmt.cc",
     "third_party/dmg_fp/dtoa_wrapper.cc",
     "third_party/icu/icu_utf.cc",
     "third_party/icu/icu_utf.h",
     "allocator/allocator_extension.cc",
     "allocator/allocator_extension.h",
     "allocator/type_profiler_control.cc",
     "allocator/type_profiler_control.h",
-    "android/activity_status.cc",
-    "android/activity_status.h",
+    "android/application_status_listener.cc",
+    "android/application_status_listener.h",
     "android/base_jni_registrar.cc",
     "android/base_jni_registrar.h",
     "android/build_info.cc",
     "android/build_info.h",
+    "android/command_line_android.cc",
+    "android/command_line_android.h",
+    "android/content_uri_utils.cc",
+    "android/content_uri_utils.h",
     "android/cpu_features.cc",
     "android/fifo_utils.cc",
     "android/fifo_utils.h",
     "android/important_file_writer_android.cc",
     "android/important_file_writer_android.h",
     "android/scoped_java_ref.cc",
     "android/scoped_java_ref.h",
     "android/jni_android.cc",
     "android/jni_android.h",
     "android/jni_array.cc",
     "android/jni_array.h",
     "android/jni_helper.cc",
     "android/jni_helper.h",
     "android/jni_registrar.cc",
     "android/jni_registrar.h",
     "android/jni_string.cc",
     "android/jni_string.h",
+    "android/library_loader/library_loader_hooks.cc",
+    "android/library_loader/library_loader_hooks.h",
     "android/memory_pressure_listener_android.cc",
     "android/memory_pressure_listener_android.h",
+    "android/java_handler_thread.cc",
+    "android/java_handler_thread.h",
     "android/path_service_android.cc",
     "android/path_service_android.h",
     "android/path_utils.cc",
     "android/path_utils.h",
     "android/sys_utils.cc",
     "android/sys_utils.h",
     "android/thread_utils.h",
     "android/trace_event_binding.cc",
     "android/trace_event_binding.h",
     "at_exit.cc",
@@ skipping 621 matching lines @@
     "win/startup_information.cc",
     "win/startup_information.h",
     "win/win_util.cc",
     "win/win_util.h",
     "win/windows_version.cc",
     "win/windows_version.h",
     "win/wrapped_window_proc.cc",
     "win/wrapped_window_proc.h",
   ]
 
-  if (is_android) {
-    sources -= [
-      "debug/stack_trace_posix.cc",
-    ]
-
-    # TODO(dpranke): crbug.com/360936.
-    # These are disabled until we have JNI support on Android.
-    sources -= [
-      "android/activity_status.cc",
-      "android/base_jni_registrar.cc",
-      "android/base_jni_registrar.h",
-      "android/build_info.cc",
-      "android/build_info.h",
-      "android/cpu_features.cc",
-      "android/important_file_writer_android.cc",
-      "android/memory_pressure_listener_android.cc",
-      "android/path_service_android.cc",
-      "android/path_utils.cc",
-      "android/sys_utils.cc",
-      "android/trace_event_binding.cc",
-      "message_loop/message_pump_android.cc",
-      "power_monitor/power_monitor_device_source_android.cc",
-      "threading/platform_thread_android.cc",
-    ]
-  }
-
   # TODO(brettw) I don't understand the conditions this file is used.
   sources -= [ "files/file_path_watcher_stub.cc" ]
 
   sources -= [
     "process/process_handle_freebsd.cc",
     "process/process_handle_openbsd.cc",
     "process/process_iterator_freebsd.cc",
     "process/process_iterator_openbsd.cc",
     "process/process_metrics_freebsd.cc",
     "process/process_metrics_openbsd.cc",
     "sys_info_freebsd.cc",
     "sys_info_openbsd.cc",
   ]
 
   defines = [
     "BASE_IMPLEMENTATION",
   ]
 
   deps = [
     ":base_static",
     "//base/allocator:allocator_extension_thunks",
     "//base/third_party/dynamic_annotations",
     "//base/third_party/nspr",
     "//third_party/modp_b64",
   ]
 
+  if (is_android) {
+    deps += [
+      ":base_jni_headers",
+      "//third_party/android_tools:cpu_features"
+    ]
+
+    sources -= [
+      "debug/stack_trace_posix.cc",
+    ]
+  }
+
   if (!is_chromeos) {
     sources -= [
       "sys_info_chromeos.cc",
     ]
   }
 
   if (is_nacl) {
     # These things would otherwise be built on a Posix build but aren't
     # supported on NaCl.
     sources -= [
@@ skipping 174 matching lines @@
   #    # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
   #    'msvs_disabled_warnings': [
   #      4267,
   #    ],
   #  }],
   #],
   #'variables': {
   #  'optimize': 'max',
   #},
 }
+
+if (is_android) {
+  generate_jni("base_jni_headers") {
+    sources = [
+      "android/java/src/org/chromium/base/ApplicationStatus.java",
+      "android/java/src/org/chromium/base/BuildInfo.java",
+      "android/java/src/org/chromium/base/CommandLine.java",
+      "android/java/src/org/chromium/base/ContentUriUtils.java",
+      "android/java/src/org/chromium/base/CpuFeatures.java",
+      "android/java/src/org/chromium/base/ImportantFileWriterAndroid.java",
+      "android/java/src/org/chromium/base/library_loader/LibraryLoader.java",
+      "android/java/src/org/chromium/base/MemoryPressureListener.java",
+      "android/java/src/org/chromium/base/JavaHandlerThread.java",
+      "android/java/src/org/chromium/base/PathService.java",
+      "android/java/src/org/chromium/base/PathUtils.java",
+      "android/java/src/org/chromium/base/PowerMonitor.java",
+      "android/java/src/org/chromium/base/SystemMessageHandler.java",
+      "android/java/src/org/chromium/base/SysUtils.java",
+      "android/java/src/org/chromium/base/ThreadUtils.java",
+      "android/java/src/org/chromium/base/TraceEvent.java",
+    ]
+    jni_package = "base"
+  }
+}