package com.squareup.picasso;

import org.junit.runners.model.InitializationError;
import org.robolectric.AndroidManifest;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.res.FsFile;

public class PicassoTestRunner extends RobolectricTestRunner {
  public PicassoTestRunner(Class<?> testClass) throws InitializationError {
    super(testClass);
  }

  @Override protected AndroidManifest createAppManifest(FsFile manifestFile) {
    return null;
  }
}

package com.squareup.picasso;

import java.io.File;
import org.junit.runners.model.InitializationError;
import org.robolectric.AndroidManifest;
import org.robolectric.RobolectricTestRunner;

public class PicassoTestRunner extends RobolectricTestRunner {
  public PicassoTestRunner(Class<?> testClass) throws InitializationError {
    super(testClass);
  }

  @Override protected AndroidManifest createAppManifest(File baseDir) {
    return null;
  }
}

--- 
+++ 
@@ -1,16 +1,16 @@
 package com.squareup.picasso;
 
-import java.io.File;
 import org.junit.runners.model.InitializationError;
 import org.robolectric.AndroidManifest;
 import org.robolectric.RobolectricTestRunner;
+import org.robolectric.res.FsFile;
 
 public class PicassoTestRunner extends RobolectricTestRunner {
   public PicassoTestRunner(Class<?> testClass) throws InitializationError {
     super(testClass);
   }
 
-  @Override protected AndroidManifest createAppManifest(File baseDir) {
+  @Override protected AndroidManifest createAppManifest(FsFile manifestFile) {
     return null;
   }
 }
Fix robolectric test runner override.
