Reenable some ash interactive ui tests

Enables OverviewWindowDragTest.NormalDrag and
ScreenRotationTest.RotateInTabletOverview back, as the use-after-free
because of which they were disable has been fixed.

Bug: 1021936
Change-Id: I431f8fe4fb1be1eb0f4c8816d9dcb91a42d41ee3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1904160Reviewed-by: Mitsuru Oshima <oshima@chromium.org>
Commit-Queue: Toni Baržić <tbarzic@chromium.org>
Cr-Commit-Position: refs/heads/master@{#713862}

chrome/browser/ui/ash/overview_window_drag_interactive_uitest.cc

@@ -122,8 +122,7 @@ class OverviewWindowDragTest
   DISALLOW_COPY_AND_ASSIGN(OverviewWindowDragTest);
 };
 
-// Flakily crashes (likely use-after-free). crbug.com/1021936
-IN_PROC_BROWSER_TEST_P(OverviewWindowDragTest, DISABLED_NormalDrag) {
+IN_PROC_BROWSER_TEST_P(OverviewWindowDragTest, NormalDrag) {
   BrowserView* browser_view = BrowserView::GetBrowserViewForBrowser(browser());
   aura::Window* browser_window = browser_view->GetWidget()->GetNativeWindow();
   ui_controls::SendKeyPress(browser_window, ui::VKEY_MEDIA_LAUNCH_APP1,

chrome/browser/ui/ash/screen_rotation_interactive_uitest.cc

@@ -154,8 +154,7 @@ IN_PROC_BROWSER_TEST_P(ScreenRotationTest, MAYBE_RotateInTablet) {
   waiter.Wait();
 }
 
-// Flakily crashes. - crbug.com/1021936
-IN_PROC_BROWSER_TEST_P(ScreenRotationTest, DISABLED_RotateInTabletOverview) {
+IN_PROC_BROWSER_TEST_P(ScreenRotationTest, RotateInTabletOverview) {
   // Browser window is used just to identify display.
   BrowserView* browser_view = BrowserView::GetBrowserViewForBrowser(browser());
   gfx::NativeWindow browser_window =