KT-2640 Provide jet.MutableIterator and jet.MutableIterable

#KT-2640 fixed

compiler/testData/loadJava/InnerClassesInGeneric.kt

@@ -5,7 +5,7 @@ public open class InnerClassesInGeneric<P, Q>() : java.lang.Object() {
     }
     
     public open class Inner2() : Inner() {
-        public open fun iterator() : jet.Iterator<P>? {
+        public open fun iterator() : jet.MutableIterator<P>? {
             throw UnsupportedOperationException()
         }
     }

compiler/testData/loadJava/InnerClassesInGeneric.txt

@@ -7,6 +7,6 @@ public open class test.InnerClassesInGeneric</*0*/ P : jet.Any?, /*1*/ Q : jet.A
     }
     public open class test.InnerClassesInGeneric.Inner2 : test.InnerClassesInGeneric.Inner {
         public final /*constructor*/ fun <init>(): test.InnerClassesInGeneric.Inner2
-        public open fun iterator(): jet.Iterator<P>?
+        public open fun iterator(): jet.MutableIterator<P>?
     }
 }

compiler/testData/loadJava/library/LoadIterable.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2010-2012 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package test;
+
+public interface LoadIterable<T> {
+    public Iterable<T> getIterable();
+    public void setIterable(Iterable<T> Iterable);
+}

compiler/testData/loadJava/library/LoadIterable.kt

@@ -0,0 +1,6 @@
+package test
+
+public trait LoadIterable<T> : java.lang.Object {
+    public fun getIterable(): MutableIterable<T>?
+    public fun setIterable(p0: Iterable<T>?)
+}

compiler/testData/loadJava/library/LoadIterable.txt

@@ -0,0 +1,6 @@
+namespace test
+
+public abstract trait test.LoadIterable</*0*/ T : jet.Any?> : java.lang.Object {
+    public abstract fun getIterable(): jet.MutableIterable<T>?
+    public abstract fun setIterable(/*0*/ p0: jet.Iterable<T>?): jet.Tuple0
+}

compiler/testData/loadJava/library/LoadIterator.java

@@ -0,0 +1,8 @@
+package test;
+
+import java.util.Iterator;
+
+public interface LoadIterator<T> {
+    public Iterator<T> getIterator();
+    public void setIterator(Iterator<T> iterator);
+}

compiler/testData/loadJava/library/LoadIterator.kt

@@ -0,0 +1,6 @@
+package test
+
+public trait LoadIterator<T> : java.lang.Object {
+    public fun getIterator(): MutableIterator<T>?
+    public fun setIterator(p0: Iterator<T>?)
+}

compiler/testData/loadJava/library/LoadIterator.txt

@@ -0,0 +1,6 @@
+namespace test
+
+public abstract trait test.LoadIterator</*0*/ T : jet.Any?> : java.lang.Object {
+    public abstract fun getIterator(): jet.MutableIterator<T>?
+    public abstract fun setIterator(/*0*/ p0: jet.Iterator<T>?): jet.Tuple0
+}

compiler/testData/loadJava/modality/ModalityOfFakeOverrides.txt

@@ -12,7 +12,7 @@ public open class test.ModalityOfFakeOverrides : java.util.AbstractList<jet.Stri
     public open override /*1*/ fun get(/*0*/ p0: jet.Int): jet.String?
     public open override /*1*/ fun indexOf(/*0*/ p0: jet.Any?): jet.Int
     public open override /*1*/ fun isEmpty(): jet.Boolean
-    public open override /*1*/ fun iterator(): jet.Iterator<jet.String>?
+    public open override /*1*/ fun iterator(): jet.MutableIterator<jet.String>?
     public open override /*1*/ fun lastIndexOf(/*0*/ p0: jet.Any?): jet.Int
     public open override /*1*/ fun listIterator(): java.util.ListIterator<jet.String>?
     public open override /*1*/ fun listIterator(/*0*/ p0: jet.Int): java.util.ListIterator<jet.String>?