Disable DragImageFromDisappearingFrame on Linux

Disable
CrossSiteSubframe/DragAndDropBrowserTest.DragImageFromDisappearingFrame
on Linux due to flaky

Bug: 1164442
Change-Id: I10bf4b5cfe77ddba2d363bbe48aa2e0b39e985e5
Tbr: connily@chromium.org
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2625308Reviewed-by: Owen Min <zmin@chromium.org>
Reviewed-by: Connie Wan <connily@chromium.org>
Commit-Queue: Owen Min <zmin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#842742}

chrome/browser/ui/views/drag_and_drop_interactive_uitest.cc

@@ -1250,9 +1250,10 @@ void DragAndDropBrowserTest::DragImageBetweenFrames_Step3(
                    {"dragstart", "dragleave", "dragenter", "dragend"}));
 }
 
-#if defined(OS_WIN)
+#if defined(OS_WIN) || defined(OS_LINUX)
 // There is no known way to execute test-controlled tasks during
 // a drag-and-drop loop run by Windows OS.
+// Also disable the test on Linux due to flaky: crbug.com/1164442
 #define MAYBE_DragImageFromDisappearingFrame \
   DISABLED_DragImageFromDisappearingFrame
 #else