--- a/langtools/src/share/classes/com/sun/tools/javac/code/Flags.java	Fri Feb 04 17:30:28 2011 -0800
+++ b/langtools/src/share/classes/com/sun/tools/javac/code/Flags.java	Mon Feb 07 18:09:46 2011 +0000
@@ -237,7 +237,7 @@
 
     /**
      * Flag that marks a signature-polymorphic invoke method.
-     * (These occur inside java.dyn.MethodHandle.)
+     * (These occur inside java.lang.invoke.MethodHandle.)
      */
     public static final long POLYMORPHIC_SIGNATURE = 1L<<40;
 

--- a/langtools/src/share/classes/com/sun/tools/javac/code/Symtab.java	Fri Feb 04 17:30:28 2011 -0800
+++ b/langtools/src/share/classes/com/sun/tools/javac/code/Symtab.java	Mon Feb 07 18:09:46 2011 +0000
@@ -124,7 +124,9 @@
     public final Type stringBuilderType;
     public final Type cloneableType;
     public final Type serializableType;
+    public final Type transientMethodHandleType; // transient - 292
     public final Type methodHandleType;
+    public final Type transientPolymorphicSignatureType; // transient - 292
     public final Type polymorphicSignatureType;
     public final Type throwableType;
     public final Type errorType;
@@ -419,8 +421,10 @@
         cloneableType = enterClass("java.lang.Cloneable");
         throwableType = enterClass("java.lang.Throwable");
         serializableType = enterClass("java.io.Serializable");
-        methodHandleType = enterClass("java.dyn.MethodHandle");
-        polymorphicSignatureType = enterClass("java.dyn.MethodHandle$PolymorphicSignature");
+        transientMethodHandleType = enterClass("java.dyn.MethodHandle"); // transient - 292
+        methodHandleType = enterClass("java.lang.invoke.MethodHandle");
+        transientPolymorphicSignatureType = enterClass("java.dyn.MethodHandle$PolymorphicSignature"); // transient - 292
+        polymorphicSignatureType = enterClass("java.lang.invoke.MethodHandle$PolymorphicSignature");
         errorType = enterClass("java.lang.Error");
         illegalArgumentExceptionType = enterClass("java.lang.IllegalArgumentException");
         exceptionType = enterClass("java.lang.Exception");
@@ -464,6 +468,7 @@
 
         synthesizeEmptyInterfaceIfMissing(cloneableType);
         synthesizeEmptyInterfaceIfMissing(serializableType);
+        synthesizeEmptyInterfaceIfMissing(transientPolymorphicSignatureType); // transient - 292
         synthesizeEmptyInterfaceIfMissing(polymorphicSignatureType);
         synthesizeBoxTypeIfMissing(doubleType);
         synthesizeBoxTypeIfMissing(floatType);

--- a/langtools/src/share/classes/com/sun/tools/javac/comp/MemberEnter.java	Fri Feb 04 17:30:28 2011 -0800
+++ b/langtools/src/share/classes/com/sun/tools/javac/comp/MemberEnter.java	Mon Feb 07 18:09:46 2011 +0000
@@ -787,10 +787,11 @@
                 && s.owner.kind != MTH
                 && types.isSameType(c.type, syms.deprecatedType))
                 s.flags_field |= Flags.DEPRECATED;
-            // Internally to java.dyn, a @PolymorphicSignature annotation
+            // Internally to java.lang.invoke, a @PolymorphicSignature annotation
             // acts like a classfile attribute.
             if (!c.type.isErroneous() &&
-                    types.isSameType(c.type, syms.polymorphicSignatureType)) {
+                    (types.isSameType(c.type, syms.polymorphicSignatureType) ||
+                     types.isSameType(c.type, syms.transientPolymorphicSignatureType))) {
                 if (!target.hasMethodHandles()) {
                     // Somebody is compiling JDK7 source code to a JDK6 target.
                     // Make it an error, since it is unlikely but important.

--- a/langtools/src/share/classes/com/sun/tools/javac/jvm/ClassReader.java	Fri Feb 04 17:30:28 2011 -0800
+++ b/langtools/src/share/classes/com/sun/tools/javac/jvm/ClassReader.java	Mon Feb 07 18:09:46 2011 +0000
@@ -1321,7 +1321,9 @@
                     sym.flags_field |= PROPRIETARY;
                 else
                     proxies.append(proxy);
-                if (majorVersion >= V51.major && proxy.type.tsym == syms.polymorphicSignatureType.tsym) {
+                if (majorVersion >= V51.major &&
+                        (proxy.type.tsym == syms.polymorphicSignatureType.tsym ||
+                         proxy.type.tsym == syms.transientPolymorphicSignatureType.tsym)) {
                     sym.flags_field |= POLYMORPHIC_SIGNATURE;
                 }
             }

--- a/langtools/src/share/classes/com/sun/tools/javac/util/Names.java	Fri Feb 04 17:30:28 2011 -0800
+++ b/langtools/src/share/classes/com/sun/tools/javac/util/Names.java	Mon Feb 07 18:09:46 2011 +0000
@@ -73,7 +73,8 @@
     public final Name java_io_Serializable;
     public final Name serialVersionUID;
     public final Name java_lang_Enum;
-    public final Name java_dyn_MethodHandle;
+    public final Name transient_java_dyn_MethodHandle; // transient - 292
+    public final Name java_lang_invoke_MethodHandle;
     public final Name package_info;
     public final Name ConstantValue;
     public final Name LineNumberTable;
@@ -183,7 +184,8 @@
         java_lang_Cloneable = fromString("java.lang.Cloneable");
         java_io_Serializable = fromString("java.io.Serializable");
         java_lang_Enum = fromString("java.lang.Enum");
-        java_dyn_MethodHandle = fromString("java.dyn.MethodHandle");
+        transient_java_dyn_MethodHandle = fromString("java.dyn.MethodHandle"); //transient - 292
+        java_lang_invoke_MethodHandle = fromString("java.lang.invoke.MethodHandle");
         package_info = fromString("package-info");
         serialVersionUID = fromString("serialVersionUID");
         ConstantValue = fromString("ConstantValue");