Expose Cronet Url requests with priorities.

components/cronet/android/java/src/org/chromium/net/CronetUrlRequestContext.java

Index: components/cronet/android/java/src/org/chromium/net/CronetUrlRequestContext.java
diff --git a/components/cronet/android/java/src/org/chromium/net/CronetUrlRequestContext.java b/components/cronet/android/java/src/org/chromium/net/CronetUrlRequestContext.java
index 4a3fb10cec21ebbd36bee905c89ccdcf49b0b4fd..b58d444b69231121fc2f866fd9d048ca44e1dd74 100644
--- a/components/cronet/android/java/src/org/chromium/net/CronetUrlRequestContext.java
+++ b/components/cronet/android/java/src/org/chromium/net/CronetUrlRequestContext.java
@@ -82,6 +82,15 @@ public class CronetUrlRequestContext extends UrlRequestContext  {
         }
     }
 
+    public UrlRequest createRequest(String url, UrlRequestListener listener,

[xunjieli, 2015/06/05 15:02:51]

@Override.

[mkirsche, 2015/06/05 15:12:21]

Done.

+                                    Executor executor, int priority) {
+        synchronized (mLock) {
+            checkHaveAdapter();
+            return new CronetUrlRequest(this, mUrlRequestContextAdapter, url,
+                    priority, listener, executor);
+        }
+    }
+
     @Override
     public boolean isEnabled() {
         return Build.VERSION.SDK_INT >= 14;