Remove dependency on DiffFormatterReflowTest

Reference the resource from the root of the CLASSPATH, allowing the
test classes to be compiled in parallel with no dependencies.

Change-Id: Ia6becf30ccfe93b8585b82293d9a4863b0cf837e

org.eclipse.jgit.test/tst/org/eclipse/jgit/api/ApplyCommandTest.java

@@ -53,7 +53,6 @@ import java.io.InputStream;
 
 import org.eclipse.jgit.api.errors.PatchApplyException;
 import org.eclipse.jgit.api.errors.PatchFormatException;
-import org.eclipse.jgit.diff.DiffFormatterReflowTest;
 import org.eclipse.jgit.diff.RawText;
 import org.eclipse.jgit.junit.RepositoryTestCase;
 import org.junit.Test;
@@ -86,9 +85,7 @@ public class ApplyCommandTest extends RepositoryTestCase {
 
 		return git
 				.apply()
-				.setPatch(
-						DiffFormatterReflowTest.class.getResourceAsStream(name
-								+ ".patch")).call();
+				.setPatch(getTestResource(name + ".patch")).call();
 	}
 
 	@Test
@@ -189,8 +186,7 @@ public class ApplyCommandTest extends RepositoryTestCase {
 	}
 
 	private static byte[] readFile(final String patchFile) throws IOException {
-		final InputStream in = DiffFormatterReflowTest.class
-				.getResourceAsStream(patchFile);
+		final InputStream in = getTestResource(patchFile);
 		if (in == null) {
 			fail("No " + patchFile + " test vector");
 			return null; // Never happens
@@ -206,4 +202,9 @@ public class ApplyCommandTest extends RepositoryTestCase {
 			in.close();
 		}
 	}
+
+	private static InputStream getTestResource(final String patchFile) {
+		return ApplyCommandTest.class.getClassLoader()
+				.getResourceAsStream("org/eclipse/jgit/diff/" + patchFile);
+	}
 }