Allow autoplay unmuted for WebAPK in the manifest scope

chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkActivity.java

Index: chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkActivity.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkActivity.java b/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkActivity.java
index a4b1c4276db161ed389687cfcff0c706c85461dc..c55fb861d4934dc52d6b71efd9240976f998b5cb 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkActivity.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebApkActivity.java
@@ -47,6 +47,7 @@ public class WebApkActivity extends WebappActivity {
             getActivityTab().loadUrl(
                     new LoadUrlParams(overrideUrl, PageTransition.AUTO_TOPLEVEL));
         }
+        getActivityTab().setWebappManifestScope(mWebappInfo.scopeUri().toString());

[pkotwicz, 2017/02/15 03:21:34]

Nit: I think we should put this inside the if(isInitialized()) block too

[Zhiqiang Zhang (Slow), 2017/02/15 11:29:51]

Done.

     }
 
     @Override
@@ -117,6 +118,13 @@ public class WebApkActivity extends WebappActivity {
     }
 
     @Override
+    public void finishNativeInitialization() {
+        super.finishNativeInitialization();
+        if (!isInitialized()) return;
+        getActivityTab().setWebappManifestScope(mWebappInfo.scopeUri().toString());
+    }
+
+    @Override
     public void onStop() {
         super.onStop();
         WebApkServiceConnectionManager.getInstance().disconnect(