Remove window_snapshot.*

chrome/browser/ui/cocoa/panels/panel_stack_window_cocoa.mm

 // Copyright (c) 2013 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 "chrome/browser/ui/cocoa/panels/panel_stack_window_cocoa.h"
 
 #include "base/logging.h"
 #include "base/strings/sys_string_conversions.h"
 #import "chrome/browser/ui/cocoa/panels/panel_cocoa.h"
 #import "chrome/browser/ui/cocoa/panels/panel_utils_cocoa.h"
@@ skipping 272 matching lines @@
        iter != bounds_updates_.end(); ++iter) {
     Panel* panel = iter->first;
     panel->manager()->OnPanelAnimationEnded(panel);
   }
   bounds_updates_.clear();
 
   delegate_->PanelBoundsBatchUpdateCompleted();
 }
 
 void PanelStackWindowCocoa::Minimize() {
+  if (!g_browser_process->local_state()->GetBoolean(
+      prefs::kDisableScreenshots)) {
+    [window_ miniaturize:nil];
+    return;
+  }
   // Provide the custom miniwindow image since there is nothing painted for
   // the background stack window.
   gfx::Size stack_window_size = GetStackWindowBounds().size();
   gfx::Canvas canvas(stack_window_size, 1.0f, true);
   int y = 0;
   Panels::const_iterator iter = panels_.begin();
   for (; iter != panels_.end(); ++iter) {
     Panel* panel = *iter;
     gfx::Rect snapshot_bounds = gfx::Rect(panel->GetBounds().size());
     std::vector<unsigned char> png;
-    if (!chrome::GrabWindowSnapshotForUser(panel->GetNativeWindow(),
-                                           &png,
-                                           snapshot_bounds)) {
+    if (ui::GrabWindowSnapshot(panel->GetNativeWindow(), &png, snapshot_bounds))

[jianli, 2014/01/10 00:47:37]

Should we break out for loop when the function returns false?

[enne (OOO), 2014/01/10 01:29:38]

I don't know this code very well.  Breaking out of the loop preserves the
previous behavior.

       break;
-    }
     gfx::Image snapshot_image = gfx::Image::CreateFrom1xPNGBytes(
         &(png[0]), png.size());
     canvas.DrawImageInt(snapshot_image.AsImageSkia(), 0, y);
     y += snapshot_bounds.height();
   }
   if (iter == panels_.end()) {
     gfx::Image image(gfx::ImageSkia(canvas.ExtractImageRep()));
     [window_ setMiniwindowImage:image.AsNSImage()];
   }
 
@@ skipping 54 matching lines @@
       [[NSWindow alloc] initWithContentRect:ui::kWindowSizeDeterminedLater
                                   styleMask:NSBorderlessWindowMask
                                     backing:NSBackingStoreBuffered
                                       defer:NO]);
   [window_ setBackgroundColor:[NSColor clearColor]];
   [window_ setHasShadow:YES];
   [window_ setLevel:NSNormalWindowLevel];
   [window_ orderFront:nil];
   [window_ setTitle:base::SysUTF16ToNSString(delegate_->GetTitle())];
 }