Make WebAPK intent filter only match URLs within full scope

chrome/android/webapk/shell_apk/BUILD.gn

Index: chrome/android/webapk/shell_apk/BUILD.gn
diff --git a/chrome/android/webapk/shell_apk/BUILD.gn b/chrome/android/webapk/shell_apk/BUILD.gn
index 26a02edf7e1287a4d4a10aeeb94ab30bc6489b24..fe65f3498a06375f17b491f364e279b6c7e5ca90 100644
--- a/chrome/android/webapk/shell_apk/BUILD.gn
+++ b/chrome/android/webapk/shell_apk/BUILD.gn
@@ -19,7 +19,7 @@ declare_args() {
   webapk_start_url = "https://www.template.com/home_page"
   webapk_name = "Longer Sample WebAPK Name"
   webapk_short_name = "Sample WebAPK"
-  webapk_scope_url = "https://www.template.com"
+  webapk_scope_url = "https://www.template.com/"
   webapk_display_mode = "standalone"
   webapk_orientation = "portrait"
   webapk_theme_color = "2147483648L"  # HostBrowserLauncher#MANIFEST_COLOR_INVALID_OR_MISSING
@@ -36,6 +36,9 @@ declare_args() {
   # Host part of |webapk_scope_url|.
   webapk_scope_url_host = "www.template.com"
 
+  # Path part of |webapk_scope_url|.
+  webapk_scope_url_path = "/"
+
   # Android version code for the WebAPK.
   webapk_version_code = "1"
 
@@ -66,6 +69,7 @@ jinja_template("shell_apk_manifest") {
     "icon_url=$webapk_icon_url",
     "icon_murmur2_hash=$webapk_icon_murmur2_hash",
     "scope_url_host=$webapk_scope_url_host",
+    "scope_url_path=$webapk_scope_url_path",
     "web_manifest_url=$webapk_web_manifest_url",
     "version_code=$webapk_version_code",
     "version_name=$webapk_version_name",