Initial implementation of CronetBidirectionalStream.

components/cronet/android/test/javatests/src/org/chromium/net/CronetTestBase.java

Index: components/cronet/android/test/javatests/src/org/chromium/net/CronetTestBase.java
diff --git a/components/cronet/android/test/javatests/src/org/chromium/net/CronetTestBase.java b/components/cronet/android/test/javatests/src/org/chromium/net/CronetTestBase.java
index 30c485638c37b013e999e50c1f19e4d44f55ac85..28aafd3e663892e06a844a0e1ba72c23b001f6fd 100644
--- a/components/cronet/android/test/javatests/src/org/chromium/net/CronetTestBase.java
+++ b/components/cronet/android/test/javatests/src/org/chromium/net/CronetTestBase.java
@@ -175,6 +175,22 @@ public class CronetTestBase extends AndroidTestCase {
         NativeTestServer.registerHostResolverProc(urlRequestContextAdapter, isLegacyAPI);
     }
 
+    void assertResponseEquals(UrlResponseInfo expected, UrlResponseInfo actual) {
+        assertEquals(expected.getAllHeaders(), actual.getAllHeaders());
+        assertEquals(expected.getAllHeadersAsList(), actual.getAllHeadersAsList());
+        assertEquals(expected.getHttpStatusCode(), actual.getHttpStatusCode());
+        assertEquals(expected.getHttpStatusText(), actual.getHttpStatusText());
+        assertEquals(expected.getUrlChain(), actual.getUrlChain());
+        assertEquals(expected.getUrl(), actual.getUrl());
+        // Transferred bytes and proxy server are not supported in pure java
+        if (!(mCronetTestFramework.mCronetEngine instanceof JavaCronetEngine)) {
+            assertEquals(expected.getReceivedBytesCount(), actual.getReceivedBytesCount());
+            assertEquals(expected.getProxyServer(), actual.getProxyServer());
+            // This is a place where behavior intentionally differs between native and java
+            assertEquals(expected.getNegotiatedProtocol(), actual.getNegotiatedProtocol());
+        }
+    }
+
     @Target(ElementType.METHOD)
     @Retention(RetentionPolicy.RUNTIME)
     public @interface CompareDefaultWithCronet {