[icu] Support loading data file from default location

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/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
 if (is_android) {
@@ skipping 609 matching lines @@
     ]
   }
 }
 
 ###############################################################################
 # Source Sets (aka static libraries)
 #
 
 source_set("v8_maybe_snapshot") {
   if (v8_use_snapshot && v8_use_external_startup_data) {
-    public_deps = [ ":v8_external_snapshot" ]
+    public_deps = [
+      ":v8_external_snapshot",
+    ]
   } else if (v8_use_snapshot) {
-    public_deps = [ ":v8_snapshot" ]
+    public_deps = [
+      ":v8_snapshot",
+    ]
   } else {
     assert(!v8_use_external_startup_data)
-    public_deps = [ ":v8_nosnapshot" ]
+    public_deps = [
+      ":v8_nosnapshot",
+    ]
   }
 }
 
 v8_source_set("v8_nosnapshot") {
   visibility = [ ":*" ]  # Only targets in this file can depend on this.
 
   deps = [
     ":js2c",
     ":js2c_experimental",
     ":js2c_experimental_extras",
@@ skipping 1218 matching lines @@
     "src/base/atomicops_internals_x86_gcc.cc",
     "src/base/atomicops_internals_x86_gcc.h",
     "src/base/atomicops_internals_x86_msvc.h",
     "src/base/bits.cc",
     "src/base/bits.h",
     "src/base/build_config.h",
     "src/base/cpu.cc",
     "src/base/cpu.h",
     "src/base/division-by-constant.cc",
     "src/base/division-by-constant.h",
+    "src/base/file-utils.cc",
+    "src/base/file-utils.h",
     "src/base/flags.h",
     "src/base/format-macros.h",
     "src/base/functional.cc",
     "src/base/functional.h",
     "src/base/iterator.h",
     "src/base/lazy-instance.h",
     "src/base/logging.cc",
     "src/base/logging.h",
     "src/base/macros.h",
     "src/base/once.cc",
@@ skipping 159 matching lines @@
       "//build/config/sanitizers:deps",
       "//build/win:default_exe_manifest",
     ]
   }
 }
 
 ###############################################################################
 # Public targets
 #
 
-want_v8_shell = (
+want_v8_shell =
     (current_toolchain == host_toolchain && v8_toolset_for_shell == "host") ||
     (current_toolchain == v8_snapshot_toolchain &&
      v8_toolset_for_shell == "host") ||
-    (current_toolchain != host_toolchain && v8_toolset_for_shell == "target"))
+    (current_toolchain != host_toolchain && v8_toolset_for_shell == "target")
 
 group("gn_all") {
   testonly = true
 
   deps = [
     ":d8",
     ":v8_simple_json_fuzzer",
     ":v8_simple_parser_fuzzer",
     ":v8_simple_regexp_fuzzer",
+    ":v8_simple_wasm_asmjs_fuzzer",
     ":v8_simple_wasm_fuzzer",
-    ":v8_simple_wasm_asmjs_fuzzer",
     "test:gn_all",
     "tools:gn_all",
   ]
 
   if (want_v8_shell) {
-    deps += [
-      ":v8_shell",
-    ]
+    deps += [ ":v8_shell" ]
   }
 
   if (v8_test_isolation_mode != "noop") {
-    deps += [
-      ":d8_run",
-    ]
+    deps += [ ":d8_run" ]
   }
 }
 
 if (is_component_build) {
   component("v8") {
     sources = [
       "src/v8dll-main.cc",
     ]
 
     public_deps = [
@@ skipping 119 matching lines @@
     "test/fuzzer/json.cc",
   ]
 
   deps = [
     ":fuzzer_support",
   ]
 
   configs = [ ":internal_config" ]
 }
 
-v8_fuzzer("json_fuzzer") {}
+v8_fuzzer("json_fuzzer") {
+}
 
 v8_source_set("parser_fuzzer") {
   sources = [
     "test/fuzzer/parser.cc",
   ]
 
   deps = [
     ":fuzzer_support",
   ]
 
   configs = [ ":internal_config" ]
 }
 
-v8_fuzzer("parser_fuzzer") {}
+v8_fuzzer("parser_fuzzer") {
+}
 
 v8_source_set("regexp_fuzzer") {
   sources = [
     "test/fuzzer/regexp.cc",
   ]
 
   deps = [
     ":fuzzer_support",
   ]
 
   configs = [ ":internal_config" ]
 }
 
-v8_fuzzer("regexp_fuzzer") {}
+v8_fuzzer("regexp_fuzzer") {
+}
 
 v8_source_set("wasm_fuzzer") {
   sources = [
     "test/fuzzer/wasm.cc",
   ]
 
   deps = [
     ":fuzzer_support",
   ]
 
   configs = [ ":internal_config" ]
 }
 
-v8_fuzzer("wasm_fuzzer") {}
+v8_fuzzer("wasm_fuzzer") {
+}
 
 v8_source_set("wasm_asmjs_fuzzer") {
   sources = [
     "test/fuzzer/wasm-asmjs.cc",
   ]
 
   deps = [
     ":fuzzer_support",
   ]
 
   configs = [ ":internal_config" ]
 }
 
-v8_fuzzer("wasm_asmjs_fuzzer") {}
+v8_fuzzer("wasm_asmjs_fuzzer") {
+}