--- a/src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java	Thu Aug 09 07:58:25 2018 -0700
+++ b/src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java	Thu Aug 09 22:47:18 2018 +0530
@@ -378,7 +378,7 @@
 
         // Either java.awt.Frame or java.awt.Dialog can be resizable, however java.awt.Window is never resizable
         {
-            final boolean resizable = isTargetResizable() && isNativelyFocusableWindow();
+            final boolean resizable = isFrame ? ((Frame)target).isResizable() : (isDialog ? ((Dialog)target).isResizable() : false);
             styleBits = SET(styleBits, RESIZABLE, resizable);
             if (!resizable) {
                 styleBits = SET(styleBits, ZOOMABLE, false);
@@ -482,16 +482,6 @@
         return styleBits;
     }
 
-    private boolean isTargetResizable() {
-        if (target instanceof Frame) {
-            return ((Frame)target).isResizable();
-        } else if (target instanceof Dialog) {
-            return ((Dialog)target).isResizable();
-        }
-
-        return false;
-    }
-
     // this is the counter-point to -[CWindow _nativeSetStyleBit:]
     private void setStyleBits(final int mask, final boolean value) {
         execute(ptr -> nativeSetNSWindowStyleBits(ptr, mask, value ? mask : 0));
@@ -686,9 +676,10 @@
         // Manage the extended state when showing
         if (visible) {
             /* Frame or Dialog should be set property WINDOW_FULLSCREENABLE to true if the
-            Frame or Dialog is resizable and focusable.
+            Frame or Dialog is resizable.
             **/
-            final boolean resizable = isTargetResizable() && isNativelyFocusableWindow();
+            final boolean resizable = (target instanceof Frame) ? ((Frame)target).isResizable() :
+            ((target instanceof Dialog) ? ((Dialog)target).isResizable() : false);
             if (resizable) {
                 setCanFullscreen(true);
             }
@@ -823,10 +814,9 @@
 
     @Override
     public void setResizable(final boolean resizable) {
-        final boolean windowResizable = resizable && isNativelyFocusableWindow();
-        setCanFullscreen(windowResizable);
-        setStyleBits(RESIZABLE, windowResizable);
-        setStyleBits(ZOOMABLE, windowResizable);
+        setCanFullscreen(resizable);
+        setStyleBits(RESIZABLE, resizable);
+        setStyleBits(ZOOMABLE, resizable);
     }
 
     @Override
@@ -868,8 +858,8 @@
 
     @Override
     public void updateFocusableWindowState() {
-        setStyleBits(SHOULD_BECOME_KEY | SHOULD_BECOME_MAIN | RESIZABLE,
-                (isNativelyFocusableWindow() && isTargetResizable()));
+        final boolean isFocusable = isNativelyFocusableWindow();
+        setStyleBits(SHOULD_BECOME_KEY | SHOULD_BECOME_MAIN, isFocusable); // set both bits at once
     }
 
     @Override

--- a/test/jdk/ProblemList.txt	Thu Aug 09 07:58:25 2018 -0700
+++ b/test/jdk/ProblemList.txt	Thu Aug 09 22:47:18 2018 +0530
@@ -147,7 +147,7 @@
 java/awt/EventQueue/6980209/bug6980209.java 8198615 macosx-all
 java/awt/Frame/ExceptionOnSetExtendedStateTest/ExceptionOnSetExtendedStateTest.java 8198237 macosx-all
 java/awt/Frame/ShapeNotSetSometimes/ShapeNotSetSometimes.java 8144030 macosx-all
-java/awt/Frame/UnfocusableMaximizedFrameResizablity/UnfocusableMaximizedFrameResizablity.java 7158623 macosx-all
+java/awt/Frame/UnfocusableMaximizedFrameResizablity/UnfocusableMaximizedFrameResizablity.java 8208290 macosx-all
 java/awt/grab/EmbeddedFrameTest1/EmbeddedFrameTest1.java 7080150 macosx-all
 java/awt/event/InputEvent/EventWhenTest/EventWhenTest.java 8168646 generic-all
 java/awt/KeyboardFocusmanager/TypeAhead/EnqueueWithDialogButtonTest/EnqueueWithDialogButtonTest.java 8198623 macosx-all

--- a/test/jdk/java/awt/Frame/UnfocusableMaximizedFrameResizablity/UnfocusableMaximizedFrameResizablity.java	Thu Aug 09 07:58:25 2018 -0700
+++ b/test/jdk/java/awt/Frame/UnfocusableMaximizedFrameResizablity/UnfocusableMaximizedFrameResizablity.java	Thu Aug 09 22:47:18 2018 +0530
@@ -24,7 +24,7 @@
 /*
   @test
   @key headful
-  @bug 4980161 7158623 8204860
+  @bug 4980161 7158623 8204860 8208125
   @summary Setting focusable window state to false makes the maximized frame resizable
   @compile UnfocusableMaximizedFrameResizablity.java
   @run main UnfocusableMaximizedFrameResizablity
@@ -36,13 +36,10 @@
 import java.awt.AWTException;
 import java.awt.event.InputEvent;
 import java.awt.Robot;
-import javax.swing.JFrame;
-import javax.swing.SwingUtilities;
 
 public class UnfocusableMaximizedFrameResizablity {
 
     private static Frame frame;
-    private static JFrame jframe;
     private static Robot robot;
     private static boolean isProgInterruption = false;
     private static Thread mainThread = null;
@@ -55,65 +52,13 @@
             return;
         }
 
-        //Case 1: Setting frame resizable to true followed by focusable to false
-        frame = createFrame("Resizable Unfocusable frame");
-        frame.setResizable(true);
-        frame.setFocusableWindowState(false);
-        tryToResizeFrame(frame);
-
-        //Case 2: Setting frame focusable to false followed by resizable to true
-        frame = createFrame("Unfocusable Resizable frame");
-        frame.setFocusableWindowState(false);
-        frame.setResizable(true);
-        tryToResizeFrame(frame);
-
-        //Case 3: Testing JFrame fullscreen behaviour only on Mac OS
-        if (System.getProperty("os.name").toLowerCase().startsWith("mac")) {
-            SwingUtilities.invokeAndWait(new Runnable() {
-
-                Override
-                public void run() {
-                    jframe = createJFrame("Unfocusable Resizable JFrame");
-                    jframe.setFocusableWindowState(false);
-                    jframe.setResizable(true);
-                    Object prop1 = jframe.getRootPane().getClientProperty("apple.awt.fullscreenable");
-                    jframe.setVisible(false);
-                    jframe.setVisible(true);
-                    Object prop2 = jframe.getRootPane().getClientProperty("apple.awt.fullscreenable");
-
-                    if((prop1 != null && prop2 != null) && (!prop1.equals(prop2))) {
-                        jframe.dispose();
-                        cleanup();
-                        throw new RuntimeException("Non-focusable resizable JFrame is fullscreenable!!");
-                    }
-                }
-            });
-        }
-
-        cleanup();
-    }
-
-    private static JFrame createJFrame(String title) {
-        JFrame jframe = new JFrame(title);
-        jframe.setMaximizedBounds(new Rectangle(0, 0, 300, 300));
-        jframe.setSize(200, 200);
-        jframe.setVisible(true);
-        jframe.setExtendedState(Frame.MAXIMIZED_BOTH);
-
-        return jframe;
-    }
-
-    private static Frame createFrame(String title) {
-        Frame frame = new Frame(title);
+        frame = new Frame("Unfocusable frame");
         frame.setMaximizedBounds(new Rectangle(0, 0, 300, 300));
         frame.setSize(200, 200);
         frame.setVisible(true);
         frame.setExtendedState(Frame.MAXIMIZED_BOTH);
+        frame.setFocusableWindowState(false);
 
-        return frame;
-    }
-
-    private static void tryToResizeFrame(Frame frame) {
         try {
             robot = new Robot();
         } catch (AWTException e) {
@@ -144,11 +89,11 @@
             cleanup();
             throw new RuntimeException("The maximized unfocusable frame can be resized.");
         }
-
-        frame.dispose();
+        cleanup();
     }
 
     private static void cleanup() {
+        frame.dispose();
         isProgInterruption = true;
         mainThread.interrupt();
     }