--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/code/Flags.java	Tue Nov 10 11:49:14 2015 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/code/Flags.java	Wed Nov 11 17:13:10 2015 +0530
@@ -126,10 +126,9 @@
      */
     public static final int BLOCK            = 1<<20;
 
-    /** Flag is set for compiler-generated abstract methods that implement
-     *  an interface method (Miranda methods).
+    /** Flag bit 21 is available. (used earlier to tag compiler-generated abstract methods that implement
+     *  an interface method (Miranda methods)).
      */
-    public static final int IPROXY           = 1<<21;
 
     /** Flag is set for nested classes that do not access instance members
      *  or `this' of an outer class and therefore don't need to be passed
@@ -362,7 +361,6 @@
         BLOCK(Flags.BLOCK),
         ENUM(Flags.ENUM),
         MANDATED(Flags.MANDATED),
-        IPROXY(Flags.IPROXY),
         NOOUTERTHIS(Flags.NOOUTERTHIS),
         EXISTS(Flags.EXISTS),
         COMPOUND(Flags.COMPOUND),

--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/code/Types.java	Tue Nov 10 11:49:14 2015 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/code/Types.java	Wed Nov 11 17:13:10 2015 +0530
@@ -2763,7 +2763,7 @@
                 Scope s = c.members();
                 for (Symbol sym : s.getSymbols(NON_RECURSIVE)) {
                     if (sym.kind == MTH &&
-                        (sym.flags() & (ABSTRACT|IPROXY|DEFAULT|PRIVATE)) == ABSTRACT) {
+                        (sym.flags() & (ABSTRACT|DEFAULT|PRIVATE)) == ABSTRACT) {
                         MethodSymbol absmeth = (MethodSymbol)sym;
                         MethodSymbol implmeth = absmeth.implementation(impl, this, true);
                         if (implmeth == null || implmeth == absmeth) {

--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Check.java	Tue Nov 10 11:49:14 2015 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Check.java	Wed Nov 11 17:13:10 2015 +0530
@@ -2371,7 +2371,6 @@
                     types.isSameType(types.erasure(sym.type), types.erasure(sym2.type)) &&
                     sym != sym2 &&
                     (sym.flags() & Flags.SYNTHETIC) != (sym2.flags() & Flags.SYNTHETIC) &&
-                    (sym.flags() & IPROXY) == 0 && (sym2.flags() & IPROXY) == 0 &&
                     (sym.flags() & BRIDGE) == 0 && (sym2.flags() & BRIDGE) == 0) {
                     syntheticError(pos, (sym2.flags() & SYNTHETIC) == 0 ? sym2 : sym);
                     return;

--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/TransTypes.java	Tue Nov 10 11:49:14 2015 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/TransTypes.java	Wed Nov 11 17:13:10 2015 +0530
@@ -834,10 +834,6 @@
     public void visitSelect(JCFieldAccess tree) {
         Type t = types.skipTypeVars(tree.selected.type, false);
         if (t.isCompound()) {
-            if ((tree.sym.flags() & IPROXY) != 0) {
-                tree.sym = ((MethodSymbol)tree.sym).
-                    implemented((TypeSymbol)tree.sym.owner, types);
-            }
             tree.selected = coerce(
                 translate(tree.selected, erasure(tree.selected.type)),
                 erasure(tree.sym.owner.type));