Fixed nullability for return and parameter types in SAM-adapters

compiler/testData/diagnostics/tests/syntheticExtensions/javaProperties/TypeAnnotation.kt

@@ -0,0 +1,13 @@
+// FILE: KotlinFile.kt
+fun foo(javaClass: JavaClass) {
+    javaClass.getSomething()<!UNSAFE_CALL!>.<!>length()
+    javaClass.something<!UNSAFE_CALL!>.<!>length()
+}
+
+// FILE: JavaClass.java
+import org.jetbrains.annotations.*;
+
+public class JavaClass {
+    @Nullable
+    public String getSomething() { return null; }
+}

compiler/testData/diagnostics/tests/syntheticExtensions/javaProperties/TypeAnnotation.txt

@@ -0,0 +1,11 @@
+package
+
+internal fun foo(/*0*/ javaClass: JavaClass): kotlin.Unit
+
+public open class JavaClass {
+    public constructor JavaClass()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    org.jetbrains.annotations.Nullable() public open fun getSomething(): kotlin.String?
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/testData/diagnostics/tests/syntheticExtensions/samAdapters/ParameterTypeAnnotation.kt

@@ -0,0 +1,12 @@
+// FILE: KotlinFile.kt
+fun foo(javaInterface: JavaInterface) {
+    javaInterface.doIt(<!NULL_FOR_NONNULL_TYPE!>null<!>) <!TYPE_MISMATCH!>{ }<!>
+    javaInterface.doIt("", <!NULL_FOR_NONNULL_TYPE!>null<!>)
+}
+
+// FILE: JavaInterface.java
+import org.jetbrains.annotations.*;
+
+public interface JavaInterface {
+    void doIt(@NotNull String s, @NotNull Runnable runnable);
+}

compiler/testData/diagnostics/tests/syntheticExtensions/samAdapters/ParameterTypeAnnotation.txt

@@ -0,0 +1,11 @@
+package
+
+public /*synthesized*/ fun JavaInterface(/*0*/ function: (kotlin.String!, java.lang.Runnable!) -> kotlin.Unit): JavaInterface
+internal fun foo(/*0*/ javaInterface: JavaInterface): kotlin.Unit
+
+public interface JavaInterface {
+    public abstract fun doIt(/*0*/ org.jetbrains.annotations.NotNull() s: kotlin.String, /*1*/ org.jetbrains.annotations.NotNull() runnable: java.lang.Runnable): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/testData/diagnostics/tests/syntheticExtensions/samAdapters/PassNull.kt

@@ -0,0 +1,10 @@
+// FILE: KotlinFile.kt
+fun foo(javaInterface: JavaInterface) {
+    javaInterface.doIt(null, null) { }
+    javaInterface.doIt("", { }, null)
+}
+
+// FILE: JavaInterface.java
+public interface JavaInterface {
+    void doIt(String s, Runnable runnable1, Runnable runnable2);
+}

compiler/testData/diagnostics/tests/syntheticExtensions/samAdapters/PassNull.txt

@@ -0,0 +1,11 @@
+package
+
+public /*synthesized*/ fun JavaInterface(/*0*/ function: (kotlin.String!, java.lang.Runnable!, java.lang.Runnable!) -> kotlin.Unit): JavaInterface
+internal fun foo(/*0*/ javaInterface: JavaInterface): kotlin.Unit
+
+public interface JavaInterface {
+    public abstract fun doIt(/*0*/ s: kotlin.String!, /*1*/ runnable1: java.lang.Runnable!, /*2*/ runnable2: java.lang.Runnable!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/testData/diagnostics/tests/syntheticExtensions/samAdapters/ReturnTypeAnnotation.kt

@@ -0,0 +1,19 @@
+// FILE: KotlinFile.kt
+fun foo(javaInterface: JavaInterface) {
+    val value: String?
+    value = javaInterface.compute { "" }
+    value<!UNSAFE_CALL!>.<!>length()
+}
+
+// FILE: JavaInterface.java
+import org.jetbrains.annotations.*;
+
+public interface JavaInterface {
+    @Nullable
+    <T> String compute(@NotNull Provider<T> provider);
+}
+
+// FILE: Provider.java
+public interface Provider<T> {
+    public T compute();
+}

compiler/testData/diagnostics/tests/syntheticExtensions/samAdapters/ReturnTypeAnnotation.txt

@@ -0,0 +1,18 @@
+package
+
+public /*synthesized*/ fun </*0*/ T : kotlin.Any!> Provider(/*0*/ function: () -> T!): Provider<T>
+internal fun foo(/*0*/ javaInterface: JavaInterface): kotlin.Unit
+
+public interface JavaInterface {
+    org.jetbrains.annotations.Nullable() public abstract fun </*0*/ T : kotlin.Any!> compute(/*0*/ org.jetbrains.annotations.NotNull() provider: Provider<T!>): kotlin.String?
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public interface Provider</*0*/ T : kotlin.Any!> {
+    public abstract fun compute(): T!
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}