Support detaching/attaching panels via inter-strip drags.

chrome/browser/ui/panels/detached_panel_browsertest.cc

Index: chrome/browser/ui/panels/detached_panel_browsertest.cc
diff --git a/chrome/browser/ui/panels/detached_panel_browsertest.cc b/chrome/browser/ui/panels/detached_panel_browsertest.cc
index b2b5e1b1b8317b70c6aa22805aceb0dabda12b60..3867adb12991e2cf3728e25745522f5522a33431 100644
--- a/chrome/browser/ui/panels/detached_panel_browsertest.cc
+++ b/chrome/browser/ui/panels/detached_panel_browsertest.cc
@@ -51,6 +51,8 @@ IN_PROC_BROWSER_TEST_F(DetachedPanelBrowserTest, DragDetachedPanel) {
   panel->MoveToStrip(detached_strip);
 
   // Test that the detached panel can be dragged anywhere.
+  // Note that we should not drag the panel close to the bottom area to trigger
+  // the attach.
   scoped_ptr<NativePanelTesting> panel_testing(
       NativePanelTesting::Create(panel->native_panel()));
   gfx::Point origin = panel->GetBounds().origin();
@@ -58,12 +60,12 @@ IN_PROC_BROWSER_TEST_F(DetachedPanelBrowserTest, DragDetachedPanel) {
   panel_testing->PressLeftMouseButtonTitlebar(origin);
   EXPECT_EQ(origin, panel->GetBounds().origin());
 
-  panel_testing->DragTitlebar(-51, 102);
-  origin.Offset(-51, 102);
+  origin.Offset(-51, -102);
+  panel_testing->DragTitlebar(origin);
   EXPECT_EQ(origin, panel->GetBounds().origin());
 
-  panel_testing->DragTitlebar(37, -42);
-  origin.Offset(37, -42);
+  origin.Offset(37, 45);
+  panel_testing->DragTitlebar(origin);
   EXPECT_EQ(origin, panel->GetBounds().origin());
 
   panel_testing->FinishDragTitlebar();
@@ -77,12 +79,12 @@ IN_PROC_BROWSER_TEST_F(DetachedPanelBrowserTest, DragDetachedPanel) {
   panel_testing->PressLeftMouseButtonTitlebar(origin);
   EXPECT_EQ(origin, panel->GetBounds().origin());
 
-  panel_testing->DragTitlebar(-51, 102);
-  origin.Offset(-51, 102);
+  origin.Offset(-51, -102);
+  panel_testing->DragTitlebar(origin);
   EXPECT_EQ(origin, panel->GetBounds().origin());
 
-  panel_testing->DragTitlebar(37, -42);
-  origin.Offset(37, -42);
+  origin.Offset(37, 45);
+  panel_testing->DragTitlebar(origin);
   EXPECT_EQ(origin, panel->GetBounds().origin());
 
   panel_testing->CancelDragTitlebar();
@@ -121,7 +123,7 @@ IN_PROC_BROWSER_TEST_F(DetachedPanelBrowserTest, CloseDetachedPanelOnDrag) {
 
     // Start dragging a panel.
     panel1_testing->PressLeftMouseButtonTitlebar(panel1->GetBounds().origin());
-    panel1_testing->DragTitlebar(-51, -102);
+    panel1_testing->DragTitlebar(panel1_new_position);
     EXPECT_TRUE(drag_controller->IsDragging());
     EXPECT_EQ(panel1, drag_controller->dragging_panel());
 
@@ -169,7 +171,7 @@ IN_PROC_BROWSER_TEST_F(DetachedPanelBrowserTest, CloseDetachedPanelOnDrag) {
 
     // Start dragging a panel.
     panel1_testing->PressLeftMouseButtonTitlebar(panel1->GetBounds().origin());
-    panel1_testing->DragTitlebar(-51, -102);
+    panel1_testing->DragTitlebar(panel1_new_position);
     EXPECT_TRUE(drag_controller->IsDragging());
     EXPECT_EQ(panel1, drag_controller->dragging_panel());
 
@@ -211,7 +213,7 @@ IN_PROC_BROWSER_TEST_F(DetachedPanelBrowserTest, CloseDetachedPanelOnDrag) {
 
     // Start dragging a panel again.
     panel1_testing->PressLeftMouseButtonTitlebar(panel1->GetBounds().origin());
-    panel1_testing->DragTitlebar(-51, -102);
+    panel1_testing->DragTitlebar(panel1_new_position);
     EXPECT_TRUE(drag_controller->IsDragging());
     EXPECT_EQ(panel1, drag_controller->dragging_panel());