Add minimize button assets for panel windows.

ash/wm/frame_painter.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/wm/frame_painter.h"
 
 #include "ash/ash_constants.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/wm/property_util.h"
@@ skipping 492 matching lines @@
   // The new assets only make sense if the window is actually maximized or
   // fullscreen.
   if (shorter_layout &&
       (frame_->IsMaximized() || frame_->IsFullscreen()) &&
       GetTrackedByWorkspace(frame_->GetNativeWindow())) {
     SetButtonImages(close_button_,
                     IDR_AURA_WINDOW_MAXIMIZED_CLOSE2,
                     IDR_AURA_WINDOW_MAXIMIZED_CLOSE2_H,
                     IDR_AURA_WINDOW_MAXIMIZED_CLOSE2_P);
     // The chat window cannot be restored but only minimized.
-    // Case: (size_button_behavior_ == SIZE_BUTTON_MINIMIZES). We used to have
-    // a special set of artwork to show this case, but per discussion we
-    // removed this.
-    SetButtonImages(size_button_,
-                    IDR_AURA_WINDOW_MAXIMIZED_RESTORE2,
-                    IDR_AURA_WINDOW_MAXIMIZED_RESTORE2_H,
-                    IDR_AURA_WINDOW_MAXIMIZED_RESTORE2_P);
+    if (size_button_behavior_ == SIZE_BUTTON_MINIMIZES) {
+      SetButtonImages(size_button_,
+                      IDR_AURA_WINDOW_MINIMIZE_SHORT,
+                      IDR_AURA_WINDOW_MINIMIZE_SHORT_H,
+                      IDR_AURA_WINDOW_MINIMIZE_SHORT_P);
+    } else {
+      SetButtonImages(size_button_,
+                      IDR_AURA_WINDOW_MAXIMIZED_RESTORE2,
+                      IDR_AURA_WINDOW_MAXIMIZED_RESTORE2_H,
+                      IDR_AURA_WINDOW_MAXIMIZED_RESTORE2_P);
+    }
   } else if (shorter_layout) {
     SetButtonImages(close_button_,
                     IDR_AURA_WINDOW_MAXIMIZED_CLOSE,
                     IDR_AURA_WINDOW_MAXIMIZED_CLOSE_H,
                     IDR_AURA_WINDOW_MAXIMIZED_CLOSE_P);
     // The chat window cannot be restored but only minimized.
-    // Case: (size_button_behavior_ == SIZE_BUTTON_MINIMIZES). We used to have
-    // a special set of artwork to show this case, but per discussion we
-    // removed this.
-    SetButtonImages(size_button_,
-                    IDR_AURA_WINDOW_MAXIMIZED_RESTORE,
-                    IDR_AURA_WINDOW_MAXIMIZED_RESTORE_H,
-                    IDR_AURA_WINDOW_MAXIMIZED_RESTORE_P);
+    if (size_button_behavior_ == SIZE_BUTTON_MINIMIZES) {
+      SetButtonImages(size_button_,
+                      IDR_AURA_WINDOW_MINIMIZE_SHORT,
+                      IDR_AURA_WINDOW_MINIMIZE_SHORT_H,
+                      IDR_AURA_WINDOW_MINIMIZE_SHORT_P);
+    } else {
+      SetButtonImages(size_button_,
+                      IDR_AURA_WINDOW_MAXIMIZED_RESTORE,
+                      IDR_AURA_WINDOW_MAXIMIZED_RESTORE_H,
+                      IDR_AURA_WINDOW_MAXIMIZED_RESTORE_P);
+    }
   } else {
     SetButtonImages(close_button_,
                     IDR_AURA_WINDOW_CLOSE,
                     IDR_AURA_WINDOW_CLOSE_H,
                     IDR_AURA_WINDOW_CLOSE_P);
     SetButtonImages(size_button_,
                     IDR_AURA_WINDOW_MAXIMIZE,
                     IDR_AURA_WINDOW_MAXIMIZE_H,
                     IDR_AURA_WINDOW_MAXIMIZE_P);
   }
@@ skipping 288 matching lines @@
   int title_y =
       (view->GetBoundsForClientView().y() - title_font.GetHeight()) / 2;
   return gfx::Rect(
       title_x,
       std::max(0, title_y),
       std::max(0, size_button_->x() - kTitleLogoSpacing - title_x),
       title_font.GetHeight());
 }
 
 }  // namespace ash