[Custom Tabs]Add API for updating action button in service

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabsConnection.java

Index: chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabsConnection.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabsConnection.java b/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabsConnection.java
index a3cd9d92308fd0a280050a98af7381d9ce560f98..8fc3825cd5c841492f018a5497761dd9f94ce4bd 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabsConnection.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabsConnection.java
@@ -12,6 +12,7 @@ import android.content.Intent;
 import android.content.ServiceConnection;
 import android.content.pm.PackageManager;
 import android.content.res.Resources;
+import android.graphics.Bitmap;
 import android.graphics.Point;
 import android.net.ConnectivityManager;
 import android.net.Uri;
@@ -23,6 +24,7 @@ import android.os.IBinder;
 import android.os.Process;
 import android.os.RemoteException;
 import android.os.SystemClock;
+import android.support.customtabs.CustomTabsIntent;
 import android.support.customtabs.ICustomTabsCallback;
 import android.support.customtabs.ICustomTabsService;
 import android.text.TextUtils;
@@ -45,6 +47,7 @@ import org.chromium.chrome.browser.device.DeviceClassManager;
 import org.chromium.chrome.browser.init.ChromeBrowserInitializer;
 import org.chromium.chrome.browser.prerender.ExternalPrerenderHandler;
 import org.chromium.chrome.browser.profiles.Profile;
+import org.chromium.chrome.browser.util.IntentUtils;
 import org.chromium.content.browser.ChildProcessLauncher;
 import org.chromium.content_public.browser.LoadUrlParams;
 import org.chromium.content_public.browser.WebContents;
@@ -58,6 +61,8 @@ import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicReference;
@@ -374,6 +379,31 @@ public class CustomTabsConnection extends ICustomTabsService.Stub {
         return result;
     }
 
+    @Override
+    public boolean updateVisuals(final ICustomTabsCallback callback, Bundle bundle) {
+        final Bundle actionButtonBundle = IntentUtils.safeGetBundle(bundle,
+                CustomTabsIntent.EXTRA_ACTION_BUTTON_BUNDLE);
+        if (actionButtonBundle == null) return false;
+
+        final Bitmap bitmap = ActionButtonParams.tryParseBitmapFromBundle(mApplication,
+                actionButtonBundle);
+        final String description = ActionButtonParams
+                .tryParseDescriptionFromBundle(actionButtonBundle);
+        if (bitmap == null || description == null) return false;
+
+        try {
+            return ThreadUtils.runOnUiThreadBlocking(new Callable<Boolean>() {
+                @Override
+                public Boolean call() throws Exception {
+                    return CustomTabActivity.updateActionButton(callback.asBinder(), bitmap,
+                            description);
+                }
+            });
+        } catch (ExecutionException e) {
+            return false;
+        }
+    }
+
     /**
      * Registers a launch of a |url| for a given |session|.
      *