Expose effective connection type to Cronet

components/cronet/android/api/src/org/chromium/net/CronetEngine.java

Index: components/cronet/android/api/src/org/chromium/net/CronetEngine.java
diff --git a/components/cronet/android/api/src/org/chromium/net/CronetEngine.java b/components/cronet/android/api/src/org/chromium/net/CronetEngine.java
index 17b5b7dbcb56453e67707b5ad9101cc8846b1c55..6dbca4f6d6666a1dfeb80720e08cc49a7bb83c2f 100644
--- a/components/cronet/android/api/src/org/chromium/net/CronetEngine.java
+++ b/components/cronet/android/api/src/org/chromium/net/CronetEngine.java
@@ -899,6 +899,14 @@ public abstract class CronetEngine {
     public abstract void setRequestFinishedListenerExecutor(Executor executor);
 
     /**
+     * Returns the effective connection type computed by network quality
+     * estimator. The return value is an enum specified in
+     * NetworkQualityEstimator::EffectiveConnectionType in
+     * //net/nqe/network_quality_estimator.h.
+     */
+    public abstract int getEffectiveConnectionType();
+
+    /**
      * Enables the network quality estimator, which collects and reports
      * measurements of round trip time (RTT) and downstream throughput at
      * various layers of the network stack. After enabling the estimator,