RFR (M): 8000989: smaller code changes to make future JSR 292 backports easier

[Christian Thalinger]

http://cr.openjdk.java.net/~twisti/8000989

8000989: smaller code changes to make future JSR 292 backports easier
Reviewed-by:

In 8 we added two new constructors to InternalError which we use in
292.  Factor InternalError generation to a method to make future
backports to 7u easier.

src/share/classes/java/lang/invoke/BoundMethodHandle.java
src/share/classes/java/lang/invoke/CallSite.java
src/share/classes/java/lang/invoke/DirectMethodHandle.java
src/share/classes/java/lang/invoke/InvokerBytecodeGenerator.java
src/share/classes/java/lang/invoke/Invokers.java
src/share/classes/java/lang/invoke/LambdaForm.java
src/share/classes/java/lang/invoke/MemberName.java
src/share/classes/java/lang/invoke/MethodHandle.java
src/share/classes/java/lang/invoke/MethodHandleImpl.java
src/share/classes/java/lang/invoke/MethodHandleStatics.java
src/share/classes/sun/invoke/util/ValueConversions.java
test/java/lang/invoke/BigArityTest.java
test/java/lang/invoke/PrivateInvokeTest.java