only stub default constructor when compiling against .java source files

compiler/testData/compileKotlinAgainstCustomBinaries/classfileWithoutConstructors/TopLevel.kt

@@ -0,0 +1,3 @@
+package test
+
+fun foo(msg: String) = msg

compiler/testData/compileKotlinAgainstCustomBinaries/classfileWithoutConstructors/TopLevel.txt

@@ -0,0 +1 @@
+OK

compiler/testData/compileKotlinAgainstCustomBinaries/classfileWithoutConstructors/output.txt

@@ -0,0 +1,4 @@
+compiler/testData/compileKotlinAgainstCustomBinaries/classfileWithoutConstructors/shouldNotCompile.kt:6:9: error: unresolved reference: TopLevelKt
+        TopLevelKt() // error here
+        ^
+COMPILATION_ERROR

compiler/testData/compileKotlinAgainstCustomBinaries/classfileWithoutConstructors/shouldNotCompile.kt

@@ -0,0 +1,10 @@
+package test
+
+public class B {
+
+    public fun test(): String {
+        TopLevelKt() // error here
+        return TopLevelKt.foo("OK") // no error here: can still call static functions
+    }
+
+}

compiler/testData/compileKotlinAgainstJava/ClassDefaultConstructor.java

@@ -0,0 +1,4 @@
+package test;
+
+public class ClassDefaultConstructor {
+}

compiler/testData/compileKotlinAgainstJava/ClassDefaultConstructor.kt

@@ -0,0 +1,3 @@
+package test
+
+fun useClassDefaultConstructor() = ClassDefaultConstructor()

compiler/testData/compileKotlinAgainstJava/ClassDefaultConstructor.txt

@@ -0,0 +1,7 @@
+package test
+
+public fun useClassDefaultConstructor(): test.ClassDefaultConstructor
+
+public open class ClassDefaultConstructor {
+    public constructor ClassDefaultConstructor()
+}