diff -r c795ca195227 -r 201cef0a3f12 jdk/test/tools/launcher/TestHelper.java
--- a/jdk/test/tools/launcher/TestHelper.java	Thu Mar 29 18:02:36 2012 +0900
+++ b/jdk/test/tools/launcher/TestHelper.java	Thu Mar 29 17:49:34 2012 -0700
@@ -54,6 +54,7 @@
     static final File TEST_SOURCES_DIR;
 
     static final String JAVAHOME = System.getProperty("java.home");
+    static final String JAVA_BIN;
     static final boolean isSDK = JAVAHOME.endsWith("jre");
     static final String javaCmd;
     static final String javawCmd;
@@ -83,6 +84,7 @@
     static final String JAVA_FILE_EXT  = ".java";
     static final String CLASS_FILE_EXT = ".class";
     static final String JAR_FILE_EXT   = ".jar";
+    static final String EXE_FILE_EXT   = ".exe";
     static final String JLDEBUG_KEY     = "_JAVA_LAUNCHER_DEBUG";
     static final String EXPECTED_MARKER = "TRACER_MARKER:About to EXEC";
 
@@ -110,6 +112,7 @@
         compiler = ToolProvider.getSystemJavaCompiler();
         File binDir = (isSDK) ? new File((new File(JAVAHOME)).getParentFile(), "bin")
             : new File(JAVAHOME, "bin");
+        JAVA_BIN = binDir.getAbsolutePath();
         File javaCmdFile = (isWindows)
                 ? new File(binDir, "java.exe")
                 : new File(binDir, "java");