Fix some grammar in chrome/browser/ui/views/

chrome/browser/ui/views/tabs/tab_drag_controller2.cc

Index: chrome/browser/ui/views/tabs/tab_drag_controller2.cc
diff --git a/chrome/browser/ui/views/tabs/tab_drag_controller2.cc b/chrome/browser/ui/views/tabs/tab_drag_controller2.cc
index 0091d96151d102640b6c22dc7a928b6488004728..14ba663f8bcb34b721693929236ef68856d67246 100644
--- a/chrome/browser/ui/views/tabs/tab_drag_controller2.cc
+++ b/chrome/browser/ui/views/tabs/tab_drag_controller2.cc
@@ -607,7 +607,7 @@ void TabDragController2::ContinueDragging() {
       // Disable animations so that we don't see a close animation on aero.
       browser_view->GetWidget()->SetVisibilityChangedAnimationsEnabled(false);
       browser_view->GetWidget()->ReleaseMouseCapture();
-      // EndMoveLoop is going to snap the window back to it's original location.
+      // EndMoveLoop is going to snap the window back to its original location.
       // Hide it so users don't see this.
       browser_view->GetWidget()->Hide();
       browser_view->GetWidget()->EndMoveLoop();