Allow autoplay unmuted for WebAPK in the manifest scope

content/public/android/java/src/org/chromium/content/browser/ChildProcessCreationParams.java

Index: content/public/android/java/src/org/chromium/content/browser/ChildProcessCreationParams.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/ChildProcessCreationParams.java b/content/public/android/java/src/org/chromium/content/browser/ChildProcessCreationParams.java
index a8fd972bb4d0cf249b8c33f0fdb5934c514ba76b..df6ae6e08786cd694d0d6c3f4a7b4aeffbc3c126 100644
--- a/content/public/android/java/src/org/chromium/content/browser/ChildProcessCreationParams.java
+++ b/content/public/android/java/src/org/chromium/content/browser/ChildProcessCreationParams.java
@@ -18,8 +18,12 @@ public class ChildProcessCreationParams {
     private final String mPackageName;
     private final boolean mIsExternalService;
     private final int mLibraryProcessType;
+    private final String[] mAdditionalCommandLine;
+
     private static final String EXTRA_LIBRARY_PROCESS_TYPE =
             "org.chromium.content.common.child_service_params.library_process_type";
+    private static final String EXTRA_ADDITIONAL_COMMAND_LINE =
+            "org.chromium.content.common.child_service_params.additional_command_line";
 
     private static volatile ChildProcessCreationParams sChildProcessCreationParams;
 
@@ -32,15 +36,17 @@ public class ChildProcessCreationParams {
     }
 
     public ChildProcessCreationParams(String packageName, boolean isExternalService,
-            int libraryProcessType) {
+            int libraryProcessType, String[] additionalCommandLine) {
         mPackageName = packageName;
         mIsExternalService = isExternalService;
         mLibraryProcessType = libraryProcessType;
+        mAdditionalCommandLine =
+                (additionalCommandLine != null) ? additionalCommandLine.clone() : null;
     }
 
     public ChildProcessCreationParams copy() {
-        return new ChildProcessCreationParams(mPackageName, mIsExternalService,
-                mLibraryProcessType);
+        return new ChildProcessCreationParams(
+                mPackageName, mIsExternalService, mLibraryProcessType, mAdditionalCommandLine);
     }
 
     public String getPackageName() {
@@ -55,12 +61,23 @@ public class ChildProcessCreationParams {
         return mLibraryProcessType;
     }
 
+    public String[] getAdditionalCommandLine() {
+        return (mAdditionalCommandLine != null) ? mAdditionalCommandLine.clone() : null;
+    }
+
     public void addIntentExtras(Intent intent) {
         intent.putExtra(EXTRA_LIBRARY_PROCESS_TYPE, mLibraryProcessType);
+        if (mAdditionalCommandLine != null) {
+            intent.putExtra(EXTRA_ADDITIONAL_COMMAND_LINE, mAdditionalCommandLine);
+        }
     }
 
     public static int getLibraryProcessType(Intent intent) {
         return intent.getIntExtra(EXTRA_LIBRARY_PROCESS_TYPE,
                 LibraryProcessType.PROCESS_CHILD);
     }
+
+    public static String[] getAdditionalCommandLine(Intent intent) {
+        return intent.getStringArrayExtra(EXTRA_ADDITIONAL_COMMAND_LINE);
+    }
 }