Remove docked windows entirely in M59.

chrome/browser/ui/views/frame/browser_frame_ash.cc

Index: chrome/browser/ui/views/frame/browser_frame_ash.cc
diff --git a/chrome/browser/ui/views/frame/browser_frame_ash.cc b/chrome/browser/ui/views/frame/browser_frame_ash.cc
index d40bb82282e9f3b4c9b1d0174d45492466a8b64a..8cee83aa5de4de4fc5ef79687a7a5a0059141436 100644
--- a/chrome/browser/ui/views/frame/browser_frame_ash.cc
+++ b/chrome/browser/ui/views/frame/browser_frame_ash.cc
@@ -118,22 +118,6 @@ void BrowserFrameAsh::GetWindowPlacement(
       *show_state != ui::SHOW_STATE_MINIMIZED) {
     *show_state = ui::SHOW_STATE_NORMAL;
   }
-
-  // TODO(afakhry): Remove Docked Windows in M58.
-  if (ash::switches::DockedWindowsEnabled() &&
-      ash::wm::GetWindowState(GetNativeWindow())->IsDocked()) {
-    if (browser_view_->browser()->is_app()) {
-      // Only web app windows (not tabbed browser windows) persist docked state.
-      *show_state = ui::SHOW_STATE_DOCKED;
-    } else {
-      // Restore original restore bounds for tabbed browser windows ignoring
-      // the docked origin.
-      gfx::Rect* restore_bounds = GetWidget()->GetNativeWindow()->GetProperty(
-          aura::client::kRestoreBoundsKey);
-      if (restore_bounds)
-        *bounds = *restore_bounds;
-    }
-  }
 }
 
 bool BrowserFrameAsh::PreHandleKeyboardEvent(