Upstream target to generate localizable strings for Info.plist.

BUG=672516

Review-Url: https://codereview.chromium.org/2562063002
Cr-Commit-Position: refs/heads/master@{#437808}

ios/chrome/app/resources/BUILD.gn

@@ -6,6 +6,7 @@ import("//build/config/chrome_build.gni")
 import("//build/config/ios/rules.gni")
 import("//build/config/locales.gni")
 import("//ios/chrome/app/resources/ios_chrome_repack.gni")
+import("//ios/chrome/tools/strings/generate_localizable_strings.gni")
 import("//ios/public/provider/chrome/browser/build_config.gni")
 import("//tools/grit/grit_rule.gni")
 
@@ -113,3 +114,16 @@ bundle_data_ib_file("launchscreen_xib") {
     ios_launchscreen_assets_target,
   ]
 }
+
+generate_localizable_strings("system_strings") {
+  config_file = "chrome_localize_strings_config.plist"
+  datapack_dir = get_label_info(ios_packed_resources_target, "target_gen_dir")
+  packed_locales = ios_packed_locales_as_mac_outputs
+  output_filenames = [
+    "InfoPlist.strings",
+    "Localizable.strings",
+  ]
+  deps = [
+    ios_packed_resources_target,
+  ]
+}

ios/chrome/app/resources/chrome_localize_strings_config.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>headers</key>
+	<array>
+		<string>ios/chrome/grit/ios_chromium_strings.h</string>
+		<string>ios/chrome/grit/ios_strings.h</string>
+	</array>
+	<key>outputs</key>
+	<array>
+		<dict>
+			<key>name</key>
+			<string>Localizable.strings</string>
+			<key>strings</key>
+			<array>
+				<string>IDS_IOS_SAFE_MODE_NAMED_TWEAKS_FOUND</string>
+				<string>IDS_IOS_SAFE_MODE_TWEAKS_FOUND</string>
+				<string>IDS_IOS_SAFE_MODE_UNKNOWN_CAUSE</string>
+				<string>IDS_IOS_SAFE_MODE_SENDING_CRASH_REPORT</string>
+				<string>IDS_IOS_SAFE_MODE_CRASH_REPORT_SENT</string>
+				<string>IDS_IOS_SAFE_MODE_RELOAD_CHROME</string>
+				<string>IDS_IOS_SAFE_MODE_AW_SNAP</string>
+			</array>
+		</dict>
+		<dict>
+			<key>name</key>
+			<string>InfoPlist.strings</string>
+			<key>strings</key>
+			<array>
+				<dict>
+					<key>input</key>
+					<string>IDS_IOS_BLUETOOTH_USAGE_DESCRIPTION</string>
+					<key>output</key>
+					<string>NSBluetoothPeripheralUsageDescription</string>
+				</dict>
+				<dict>
+					<key>input</key>
+					<string>IDS_IOS_CAMERA_USAGE_DESCRIPTION</string>
+					<key>output</key>
+					<string>NSCameraUsageDescription</string>
+				</dict>
+				<dict>
+					<key>input</key>
+					<string>IDS_IOS_LOCATION_WHEN_IN_USE_USAGE_DESCRIPTION</string>
+					<key>output</key>
+					<string>NSLocationWhenInUseUsageDescription</string>
+				</dict>
+				<dict>
+					<key>input</key>
+					<string>IDS_IOS_MICROPHONE_USAGE_DESCRIPTION</string>
+					<key>output</key>
+					<string>NSMicrophoneUsageDescription</string>
+				</dict>
+				<dict>
+					<key>input</key>
+					<string>IDS_IOS_PHOTO_LIBRARY_USAGE_DESCRIPTION</string>
+					<key>output</key>
+					<string>NSPhotoLibraryUsageDescription</string>
+				</dict>
+				<string>IDS_IOS_APPLICATION_SHORTCUT_NEWTAB_TITLE</string>
+				<string>IDS_IOS_APPLICATION_SHORTCUT_NEWINCOGNITOTAB_TITLE</string>
+				<string>IDS_IOS_APPLICATION_SHORTCUT_VOICE_SEARCH_TITLE</string>
+			</array>
+		</dict>
+	</array>
+</dict>
+</plist>