Read the bare minimum of data from the WebAPK launch intent.

chrome/android/webapk/shell_apk/AndroidManifest.xml

Index: chrome/android/webapk/shell_apk/AndroidManifest.xml
diff --git a/chrome/android/webapk/shell_apk/AndroidManifest.xml b/chrome/android/webapk/shell_apk/AndroidManifest.xml
index 7f5e86271696391041fdab2e1d5c6b4188a35bcc..bf51c17f8bd8d5f2d9481d22cb6c0ddf12c6f82a 100644
--- a/chrome/android/webapk/shell_apk/AndroidManifest.xml
+++ b/chrome/android/webapk/shell_apk/AndroidManifest.xml
@@ -40,11 +40,13 @@
         <meta-data android:name="org.chromium.webapk.shell_apk.runtimeHost" android:value="{{ runtime_host }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.startUrl" android:value="{{ start_url }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.name" android:value="{{ name }}" />
+        <meta-data android:name="org.chromium.webapk.shell_apk.shortName" android:value="{{ short_name }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.scope" android:value="{{ scope_url }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.displayMode" android:value="{{ display_mode }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.orientation" android:value="{{ orientation }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.themeColor" android:value="{{ theme_color }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.backgroundColor" android:value="{{ background_color }}" />
+        <meta-data android:name="org.chromium.webapk.shell_apk.iconId" android:value="@mipmap/app_icon" />
         <meta-data android:name="org.chromium.webapk.shell_apk.iconUrl" android:value="{{ icon_url }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.iconMurmur2Hash" android:value="{{ icon_murmur2_hash }}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.webManifestUrl" android:value="{{ web_manifest_url }}" />