Make protected static visibility reach members in the same package

compiler/testData/diagnostics/tests/j+k/protectedStaticSamePackage.kt

@@ -0,0 +1,20 @@
+// FILE: test/JavaClass.java
+
+package test;
+
+public class JavaClass {
+    protected static int field;
+
+    protected static String method() {
+        return "";
+    }
+}
+
+// FILE: test.kt
+
+package test
+
+fun test() {
+    JavaClass.field
+    JavaClass.method()
+}

compiler/tests/org/jetbrains/jet/checkers/JetDiagnosticsTestGenerated.java

@@ -5032,6 +5032,11 @@ public class JetDiagnosticsTestGenerated extends AbstractJetDiagnosticsTest {
                 doTest("compiler/testData/diagnostics/tests/j+k/packageVisibility.kt");
             }
             
+            @TestMetadata("protectedStaticSamePackage.kt")
+            public void testProtectedStaticSamePackage() throws Exception {
+                doTest("compiler/testData/diagnostics/tests/j+k/protectedStaticSamePackage.kt");
+            }
+            
             @TestMetadata("recursiveRawUpperBound.kt")
             public void testRecursiveRawUpperBound() throws Exception {
                 doTest("compiler/testData/diagnostics/tests/j+k/recursiveRawUpperBound.kt");

core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/JavaVisibilities.java

@@ -54,6 +54,10 @@ public class JavaVisibilities {
     public static final Visibility PROTECTED_STATIC_VISIBILITY = new Visibility("protected_static", false) {
         @Override
         protected boolean isVisible(@NotNull DeclarationDescriptorWithVisibility what, @NotNull DeclarationDescriptor from) {
+            if (areInSamePackage(what, from)) {
+                return true;
+            }
+
             ClassDescriptor fromClass = DescriptorUtils.getParentOfType(from, ClassDescriptor.class, false);
             if (fromClass == null) return false;