Reland: Make separate net and url GN targets with and without ICU

url/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("//testing/test.gni")
-import("//url/config.gni")
 
-# Sets the USE_ICU_ALTERNATIVES_ON_ANDROID define based on the build flag.
-config("url_icu_config") {
-  if (use_icu_alternatives_on_android) {
-    defines = [ "USE_ICU_ALTERNATIVES_ON_ANDROID=1" ]
-  }
+if (is_android) {
+  import("//build/config/android/rules.gni")
 }
 
+# Shared sources between url and url_lib_use_icu_alternatives_on_android.
+url_shared_sources = [
+  "gurl.cc",
+  "gurl.h",
+  "origin.cc",
+  "origin.h",
+  "scheme_host_port.cc",
+  "scheme_host_port.h",
+  "third_party/mozilla/url_parse.cc",
+  "third_party/mozilla/url_parse.h",
+  "url_canon.h",
+  "url_canon_etc.cc",
+  "url_canon_filesystemurl.cc",
+  "url_canon_fileurl.cc",
+  "url_canon_host.cc",
+  "url_canon_internal.cc",
+  "url_canon_internal.h",
+  "url_canon_internal_file.h",
+  "url_canon_ip.cc",
+  "url_canon_ip.h",
+  "url_canon_mailtourl.cc",
+  "url_canon_path.cc",
+  "url_canon_pathurl.cc",
+  "url_canon_query.cc",
+  "url_canon_relative.cc",
+  "url_canon_stdstring.cc",
+  "url_canon_stdstring.h",
+  "url_canon_stdurl.cc",
+  "url_constants.cc",
+  "url_constants.h",
+  "url_export.h",
+  "url_file.h",
+  "url_parse_file.cc",
+  "url_parse_internal.h",
+  "url_util.cc",
+  "url_util.h",
+]
+
 component("url") {
+  sources = url_shared_sources + [
+              "url_canon_icu.cc",
+              "url_canon_icu.h",
+            ]
+
   if (is_win) {
     # Don't conflict with Windows' "url.dll".
     output_name = "url_lib"
   }
-  sources = [
-    "android/url_jni_registrar.cc",
-    "android/url_jni_registrar.h",
-    "gurl.cc",
-    "gurl.h",
-    "origin.cc",
-    "origin.h",
-    "scheme_host_port.cc",
-    "scheme_host_port.h",
-    "third_party/mozilla/url_parse.cc",
-    "third_party/mozilla/url_parse.h",
-    "url_canon.h",
-    "url_canon_etc.cc",
-    "url_canon_filesystemurl.cc",
-    "url_canon_fileurl.cc",
-    "url_canon_host.cc",
-    "url_canon_icu.cc",
-    "url_canon_icu.h",
-    "url_canon_internal.cc",
-    "url_canon_internal.h",
-    "url_canon_internal_file.h",
-    "url_canon_ip.cc",
-    "url_canon_ip.h",
-    "url_canon_mailtourl.cc",
-    "url_canon_path.cc",
-    "url_canon_pathurl.cc",
-    "url_canon_query.cc",
-    "url_canon_relative.cc",
-    "url_canon_stdstring.cc",
-    "url_canon_stdstring.h",
-    "url_canon_stdurl.cc",
-    "url_constants.cc",
-    "url_constants.h",
-    "url_export.h",
-    "url_file.h",
-    "url_parse_file.cc",
-    "url_parse_internal.h",
-    "url_util.cc",
-    "url_util.h",
-  ]
-
   defines = [ "URL_IMPLEMENTATION" ]
 
   configs += [
-    ":url_icu_config",
-
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     "//build/config/compiler:no_size_t_to_int_warning",
   ]
 
   deps = [
     "//base",
     "//base/third_party/dynamic_annotations",
     "//third_party/icu:icudata",
     "//third_party/icu",
   ]
+}
 
-  if (use_icu_alternatives_on_android) {
-    sources -= [
-      "url_canon_icu.cc",
-      "url_canon_icu.h",
+if (is_android) {
+  generate_jni("url_jni_headers") {
+    sources = [
+      "android/java/src/org/chromium/url/IDNStringUtil.java",
     ]
-    deps -= [
-      "//third_party/icu:icudata",
-      "//third_party/icu",
+    jni_package = "url"
+  }
+
+  component("url_lib_use_icu_alternatives_on_android") {
+    sources = url_shared_sources + [
+                "android/url_jni_registrar.cc",
+                "android/url_jni_registrar.h",
+                "url_canon_icu_alternatives_android.cc",
+                "url_canon_icu_alternatives_android.h",
+              ]
+
+    defines = [
+      "URL_IMPLEMENTATION",
+      "USE_ICU_ALTERNATIVES_ON_ANDROID=1",
     ]
 
-    sources += [
-      "url_canon_icu_alternatives_android.cc",
-      "url_canon_icu_alternatives_android.h",
+    configs += [
+      # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
+      "//build/config/compiler:no_size_t_to_int_warning",
+    ]
+
+    deps = [
+      ":url_jni_headers",
+      "//base",
+      "//base/third_party/dynamic_annotations",
     ]
   }
 }
 
 # TODO(dpranke): crbug.com/360936. Get this to build and run on Android.
 if (!is_android) {
   # TODO(GYP): Delete this after we've converted everything to GN.
   # The _run targets exist only for compatibility w/ GYP.
   group("url_unittests_run") {
     testonly = true
@@ skipping 23 matching lines @@
     #  }
     #}
 
     deps = [
       ":url",
       "//base",
       "//base/test:run_all_unittests",
       "//testing/gtest",
       "//third_party/icu:icuuc",
     ]
-
-    if (use_icu_alternatives_on_android) {
-      sources -= [ "url_canon_icu_unittest.cc" ]
-      deps -= [ "//third_party/icu:icuuc" ]
-    }
   }
 }