Add MutableMap.remove(K, V) as built-in declaration

Use PlatformDependent annotation to guarantee it's only be available for JDK8
Also adjust type-safe bridges and mutable collection stubs generation

compiler/testData/codegen/java8/box/mapRemove/readOnlyMap.kt

@@ -0,0 +1,45 @@
+// FULL_JDK
+// WITH_RUNTIME
+
+// FILE: A.java
+public class A {
+    public static void foo(java.util.Map<String, String> x) {
+        x.remove("abc", "cde");
+    }
+}
+
+// FILE: main.kt
+
+class ReadOnlyMap<K, V>(val x: K, val y: V) : Map<K, V> {
+    override val entries: Set<Map.Entry<K, V>>
+        get() = throw UnsupportedOperationException()
+    override val keys: Set<K>
+        get() = throw UnsupportedOperationException()
+    override val size: Int
+        get() = throw UnsupportedOperationException()
+    override val values: Collection<V>
+        get() = throw UnsupportedOperationException()
+
+    override fun containsKey(key: K) = key == x
+
+    override fun containsValue(value: V) = value == y
+
+    override fun get(key: K): V? = if (key == x) y else null
+
+    override fun isEmpty() = false
+}
+
+fun box(): String {
+    try {
+        A.foo(ReadOnlyMap("abc", "cde"))
+        return "fail 1"
+    } catch (e: UnsupportedOperationException) { }
+
+    try {
+        // Default Map 'remove' implenetation actually does remove iff entry exists
+        A.foo(ReadOnlyMap("abc", "123"))
+        return "fail 2"
+    } catch (e: UnsupportedOperationException) { }
+
+    return "OK"
+}

compiler/testData/codegen/java8/box/mapRemove/typeSafeBridge.kt

@@ -0,0 +1,68 @@
+// FULL_JDK
+// WITH_RUNTIME
+
+class A : MutableMap<String, String> {
+    override val entries: MutableSet<MutableMap.MutableEntry<String, String>>
+        get() = throw UnsupportedOperationException()
+    override val keys: MutableSet<String>
+        get() = throw UnsupportedOperationException()
+    override val values: MutableCollection<String>
+        get() = throw UnsupportedOperationException()
+
+    override fun clear() {
+        throw UnsupportedOperationException()
+    }
+
+    override fun put(key: String, value: String): String? {
+        throw UnsupportedOperationException()
+    }
+
+    override fun putAll(from: Map<out String, String>) {
+        throw UnsupportedOperationException()
+    }
+
+    override fun remove(key: String): String? {
+        throw UnsupportedOperationException()
+    }
+
+    override val size: Int
+        get() = throw UnsupportedOperationException()
+
+    override fun containsKey(key: String): Boolean {
+        throw UnsupportedOperationException()
+    }
+
+    override fun containsValue(value: String): Boolean {
+        throw UnsupportedOperationException()
+    }
+
+    override fun get(key: String): String? {
+        throw UnsupportedOperationException()
+    }
+
+    override fun isEmpty(): Boolean {
+        throw UnsupportedOperationException()
+    }
+
+    override fun remove(key: String, value: String): Boolean {
+        val h = key.hashCode() + value.hashCode()
+        if (h != ("abc".hashCode() + "cde".hashCode())) return false
+        return key == "abc" && value == "cde"
+    }
+}
+
+fun box(): String {
+    val a = A()
+    if (!a.remove("abc", "cde")) return "fail 1"
+    if (a.remove("abc", "123")) return "fail 2"
+
+    val mm = a as MutableMap<Any?, Any?>
+    if (!a.remove("abc", "cde")) return "fail 3"
+    if (a.remove("abc", "123")) return "fail 4"
+    if (a.remove(1, "cde")) return "fail 5"
+    if (a.remove(null, "cde")) return "fail 6"
+    if (a.remove("abc", null)) return "fail 7"
+    if (a.remove(null, null)) return "fail 7"
+
+    return "OK"
+}

compiler/testData/codegen/java8/box/mapRemove/typeSafeBridgeNotNullAny.kt

@@ -0,0 +1,68 @@
+// FULL_JDK
+// WITH_RUNTIME
+
+class A : MutableMap<Any, Any> {
+    override val entries: MutableSet<MutableMap.MutableEntry<Any, Any>>
+        get() = throw UnsupportedOperationException()
+    override val keys: MutableSet<Any>
+        get() = throw UnsupportedOperationException()
+    override val values: MutableCollection<Any>
+        get() = throw UnsupportedOperationException()
+
+    override fun clear() {
+        throw UnsupportedOperationException()
+    }
+
+    override fun put(key: Any, value: Any): Any? {
+        throw UnsupportedOperationException()
+    }
+
+    override fun putAll(from: Map<out Any, Any>) {
+        throw UnsupportedOperationException()
+    }
+
+    override fun remove(key: Any): Any? {
+        throw UnsupportedOperationException()
+    }
+
+    override val size: Int
+        get() = throw UnsupportedOperationException()
+
+    override fun containsKey(key: Any): Boolean {
+        throw UnsupportedOperationException()
+    }
+
+    override fun containsValue(value: Any): Boolean {
+        throw UnsupportedOperationException()
+    }
+
+    override fun get(key: Any): Any? {
+        throw UnsupportedOperationException()
+    }
+
+    override fun isEmpty(): Boolean {
+        throw UnsupportedOperationException()
+    }
+
+    override fun remove(key: Any, value: Any): Boolean {
+        val h = key.hashCode() + value.hashCode()
+        if (h != ("abc".hashCode() + "cde".hashCode())) return false
+        return key == "abc" && value == "cde"
+    }
+}
+
+fun box(): String {
+    val a = A()
+    if (!a.remove("abc", "cde")) return "fail 1"
+    if (a.remove("abc", "123")) return "fail 2"
+
+    val mm = a as MutableMap<Any?, Any?>
+    if (!a.remove("abc", "cde")) return "fail 3"
+    if (a.remove("abc", "123")) return "fail 4"
+    if (a.remove(1, "cde")) return "fail 5"
+    if (a.remove(null, "cde")) return "fail 6"
+    if (a.remove("abc", null)) return "fail 7"
+    if (a.remove(null, null)) return "fail 7"
+
+    return "OK"
+}

compiler/testData/codegen/java8/writeSignature/mutableMapRemove.kt

@@ -0,0 +1,25 @@
+class KotlinMap1<K, V> : java.util.AbstractMap<K, V>() {
+    override val entries: MutableSet<MutableMap.MutableEntry<K, V>>
+        get() = throw UnsupportedOperationException()
+
+    override fun remove(x: K, y: V) = true
+}
+
+// method: KotlinMap1::remove
+// jvm signature: (Ljava/lang/Object;Ljava/lang/Object;)Z
+// generic signature: null
+
+class KotlinMap2 : java.util.AbstractMap<String, Int>() {
+    override val entries: MutableSet<MutableMap.MutableEntry<String, Int>>
+        get() = throw UnsupportedOperationException()
+
+    override fun remove(x: String, y: Int) = true
+}
+
+// method: KotlinMap2::remove
+// jvm signature: (Ljava/lang/Object;Ljava/lang/Object;)Z
+// generic signature: null
+
+// method: KotlinMap2::remove
+// jvm signature: (Ljava/lang/String;Ljava/lang/Integer;)Z
+// generic signature: null