[Reland] Fix crash when accidentally touching the screen during a multi window resize

chrome/browser/ui/views/tabs/tab_drag_controller_interactive_uitest.cc

Index: chrome/browser/ui/views/tabs/tab_drag_controller_interactive_uitest.cc
diff --git a/chrome/browser/ui/views/tabs/tab_drag_controller_interactive_uitest.cc b/chrome/browser/ui/views/tabs/tab_drag_controller_interactive_uitest.cc
index a0ec85ebb5b2769ddabba0da3295f0369a5a5acf..26d070a0c40550b49eaaf21c3ab1d841adfaf420 100644
--- a/chrome/browser/ui/views/tabs/tab_drag_controller_interactive_uitest.cc
+++ b/chrome/browser/ui/views/tabs/tab_drag_controller_interactive_uitest.cc
@@ -565,6 +565,10 @@ IN_PROC_BROWSER_TEST_P(DetachToBrowserTabDragControllerTest, DragInSameWindow) {
   EXPECT_EQ("1 0", IDString(model));
   EXPECT_FALSE(TabDragController::IsActive());
   EXPECT_FALSE(tab_strip->IsDragSessionActive());
+
+  // The tab strip should no longer have capture because the drag was ended and
+  // mouse/touch was released.
+  EXPECT_FALSE(tab_strip->GetWidget()->HasCapture());
 }
 
 namespace {
@@ -622,7 +626,7 @@ IN_PROC_BROWSER_TEST_P(DetachToBrowserTabDragControllerTest,
   ASSERT_TRUE(TabDragController::IsActive());
   EXPECT_FALSE(GetIsDragged(browser()));
 
-  // Release the mouse, stopping the drag session.
+  // Release mouse or touch, stopping the drag session.
   ASSERT_TRUE(ReleaseInput());
   ASSERT_FALSE(tab_strip2->IsDragSessionActive());
   ASSERT_FALSE(tab_strip->IsDragSessionActive());
@@ -634,6 +638,11 @@ IN_PROC_BROWSER_TEST_P(DetachToBrowserTabDragControllerTest,
   // Both windows should not be maximized
   EXPECT_FALSE(browser()->window()->IsMaximized());
   EXPECT_FALSE(browser2->window()->IsMaximized());
+
+  // The tab strip should no longer have capture because the drag was ended and
+  // mouse/touch was released.
+  EXPECT_FALSE(tab_strip->GetWidget()->HasCapture());
+  EXPECT_FALSE(tab_strip2->GetWidget()->HasCapture());
 }
 
 namespace {
@@ -716,6 +725,11 @@ IN_PROC_BROWSER_TEST_P(DetachToBrowserTabDragControllerTest,
   // Both windows should not be maximized
   EXPECT_FALSE(browser()->window()->IsMaximized());
   EXPECT_FALSE(new_browser->window()->IsMaximized());
+
+  // The tab strip should no longer have capture because the drag was ended and
+  // mouse/touch was released.
+  EXPECT_FALSE(tab_strip->GetWidget()->HasCapture());
+  EXPECT_FALSE(tab_strip2->GetWidget()->HasCapture());
 }
 
 #if defined(OS_CHROMEOS)
@@ -989,6 +1003,10 @@ IN_PROC_BROWSER_TEST_P(DetachToBrowserTabDragControllerTest,
 
   // Remaining browser window should not be maximized
   EXPECT_FALSE(browser()->window()->IsMaximized());
+
+  // The tab strip should no longer have capture because the drag was ended and
+  // mouse/touch was released.
+  EXPECT_FALSE(tab_strip->GetWidget()->HasCapture());
 }
 
 namespace {