[Cronet] Replace usage of deprecated UrlRequestException with CronetException.

- Errors reported by native stack use org.chromium.net.NetworkException class.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=143475649

extensions/cronet/src/androidTest/java/com/google/android/exoplayer2/ext/cronet/CronetDataSourceTest.java

@@ -57,8 +57,8 @@ import java.util.Map;
 import java.util.concurrent.Executor;
 import java.util.concurrent.Executor;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.atomic.AtomicInteger;
 import org.chromium.net.CronetEngine;
 import org.chromium.net.CronetEngine;
+import org.chromium.net.NetworkException;
 import org.chromium.net.UrlRequest;
 import org.chromium.net.UrlRequest;
-import org.chromium.net.UrlRequestException;
 import org.chromium.net.UrlResponseInfo;
 import org.chromium.net.UrlResponseInfo;
 import org.chromium.net.impl.UrlResponseInfoImpl;
 import org.chromium.net.impl.UrlResponseInfoImpl;
 import org.junit.Before;
 import org.junit.Before;
@@ -99,7 +99,7 @@ public final class CronetDataSourceTest {
   @Mock
   @Mock
   private Executor mockExecutor;
   private Executor mockExecutor;
   @Mock
   @Mock
-  private UrlRequestException mockUrlRequestException;
+  private NetworkException mockNetworkException;
   @Mock private CronetEngine mockCronetEngine;
   @Mock private CronetEngine mockCronetEngine;
 
 
   private CronetDataSource dataSourceUnderTest;
   private CronetDataSource dataSourceUnderTest;
@@ -172,7 +172,7 @@ public final class CronetDataSourceTest {
         dataSourceUnderTest.onFailed(
         dataSourceUnderTest.onFailed(
             mockUrlRequest,
             mockUrlRequest,
             testUrlResponseInfo,
             testUrlResponseInfo,
-            mockUrlRequestException);
+            mockNetworkException);
         dataSourceUnderTest.onResponseStarted(
         dataSourceUnderTest.onResponseStarted(
             mockUrlRequest2,
             mockUrlRequest2,
             testUrlResponseInfo);
             testUrlResponseInfo);
@@ -245,8 +245,8 @@ public final class CronetDataSourceTest {
   @Test
   @Test
   public void testRequestOpenFailDueToDnsFailure() {
   public void testRequestOpenFailDueToDnsFailure() {
     mockResponseStartFailure();
     mockResponseStartFailure();
-    when(mockUrlRequestException.getErrorCode()).thenReturn(
-        UrlRequestException.ERROR_HOSTNAME_NOT_RESOLVED);
+    when(mockNetworkException.getErrorCode()).thenReturn(
+        NetworkException.ERROR_HOSTNAME_NOT_RESOLVED);
 
 
     try {
     try {
       dataSourceUnderTest.open(testDataSpec);
       dataSourceUnderTest.open(testDataSpec);
@@ -728,7 +728,7 @@ public final class CronetDataSourceTest {
         dataSourceUnderTest.onFailed(
         dataSourceUnderTest.onFailed(
             mockUrlRequest,
             mockUrlRequest,
             createUrlResponseInfo(500), // statusCode
             createUrlResponseInfo(500), // statusCode
-            mockUrlRequestException);
+            mockNetworkException);
         return null;
         return null;
       }
       }
     }).when(mockUrlRequest).start();
     }).when(mockUrlRequest).start();
@@ -764,7 +764,7 @@ public final class CronetDataSourceTest {
         dataSourceUnderTest.onFailed(
         dataSourceUnderTest.onFailed(
             mockUrlRequest,
             mockUrlRequest,
             createUrlResponseInfo(500), // statusCode
             createUrlResponseInfo(500), // statusCode
-            mockUrlRequestException);
+            mockNetworkException);
         return null;
         return null;
       }
       }
     }).when(mockUrlRequest).read(any(ByteBuffer.class));
     }).when(mockUrlRequest).read(any(ByteBuffer.class));

extensions/cronet/src/main/java/com/google/android/exoplayer2/ext/cronet/CronetDataSource.java

@@ -40,9 +40,10 @@ import java.util.concurrent.Executor;
 import java.util.regex.Matcher;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.regex.Pattern;
 import org.chromium.net.CronetEngine;
 import org.chromium.net.CronetEngine;
+import org.chromium.net.CronetException;
+import org.chromium.net.NetworkException;
 import org.chromium.net.UrlRequest;
 import org.chromium.net.UrlRequest;
 import org.chromium.net.UrlRequest.Status;
 import org.chromium.net.UrlRequest.Status;
-import org.chromium.net.UrlRequestException;
 import org.chromium.net.UrlResponseInfo;
 import org.chromium.net.UrlResponseInfo;
 
 
 /**
 /**
@@ -400,12 +401,17 @@ public class CronetDataSource extends UrlRequest.Callback implements HttpDataSou
 
 
   @Override
   @Override
   public synchronized void onFailed(UrlRequest request, UrlResponseInfo info,
   public synchronized void onFailed(UrlRequest request, UrlResponseInfo info,
-      UrlRequestException error) {
+      CronetException error) {
     if (request != currentUrlRequest) {
     if (request != currentUrlRequest) {
       return;
       return;
     }
     }
-    exception = error.getErrorCode() == UrlRequestException.ERROR_HOSTNAME_NOT_RESOLVED
-        ? new UnknownHostException() : error;
+    if (error instanceof NetworkException
+        && ((NetworkException) error).getErrorCode()
+            == NetworkException.ERROR_HOSTNAME_NOT_RESOLVED) {
+      exception = new UnknownHostException();
+    } else {
+      exception = error;
+    }
     operation.open();
     operation.open();
   }
   }