Add PhysicalWebShareActivity

chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java

Index: chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java b/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java
index d19dca723e369580728ccfa2899af3b9f7184d9b..20e2d4291d621dc1488cbb111da62d97837685b5 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java
@@ -25,6 +25,7 @@ public class PhysicalWeb {
     public static final int OPTIN_NOTIFY_MAX_TRIES = 1;
     private static final String PREF_PHYSICAL_WEB_NOTIFY_COUNT = "physical_web_notify_count";
     private static final String FEATURE_NAME = "PhysicalWeb";
+    private static final String PHYSICAL_WEB_SHARING_FEATURE_NAME = "PhysicalWebSharing";
     private static final int MIN_ANDROID_VERSION = 18;
 
     /**
@@ -47,6 +48,15 @@ public class PhysicalWeb {
     }
 
     /**
+     * Checks whether the Physical Web Sharing feature is enabled.
+     *
+     * @return boolean {@code true} if the feature is enabled
+     */
+    public static boolean sharingIsEnabled() {
+        return ChromeFeatureList.isEnabled(PHYSICAL_WEB_SHARING_FEATURE_NAME);
+    }
+
+    /**
      * Checks whether the Physical Web onboard flow is active and the user has
      * not yet elected to either enable or decline the feature.
      *