MacViews: Remove constrained window dependencies for certificate viewer.

chrome/browser/ui/cocoa/certificate_viewer_mac.mm

-// 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.
-
-#import "chrome/browser/ui/cocoa/certificate_viewer_mac.h"
-
-#include <Security/Security.h>
-#include <SecurityInterface/SFCertificatePanel.h>
-#include <vector>
-
-#include "base/mac/foundation_util.h"
-#include "base/mac/scoped_cftyperef.h"
-#include "base/macros.h"
-#include "chrome/browser/certificate_viewer.h"
-#import "chrome/browser/ui/cocoa/constrained_window/constrained_window_mac.h"
-#import "chrome/browser/ui/cocoa/constrained_window/constrained_window_sheet.h"
-#import "chrome/browser/ui/cocoa/constrained_window/constrained_window_sheet_controller.h"
-#include "net/cert/x509_certificate.h"
-#include "net/cert/x509_util_mac.h"
-#import "ui/base/cocoa/window_size_constants.h"
-
-class SSLCertificateViewerCocoaBridge;
-
-@interface SFCertificatePanel (SystemPrivate)
-// A system-private interface that dismisses a panel whose sheet was started by
-// -beginSheetForWindow:
-//        modalDelegate:
-//       didEndSelector:
-//          contextInfo:
-//         certificates:
-//            showGroup:
-// as though the user clicked the button identified by returnCode. Verified
-// present in 10.8.
-- (void)_dismissWithCode:(NSInteger)code;
-@end
-
-@interface SSLCertificateViewerCocoa ()
-- (void)onConstrainedWindowClosed;
-@end
-
-class SSLCertificateViewerCocoaBridge : public ConstrainedWindowMacDelegate {
- public:
-  explicit SSLCertificateViewerCocoaBridge(SSLCertificateViewerCocoa *
-                                           controller)
-      : controller_(controller) {
-  }
-
-  virtual ~SSLCertificateViewerCocoaBridge() {}
-
-  // ConstrainedWindowMacDelegate implementation:
-  void OnConstrainedWindowClosed(ConstrainedWindowMac* window) override {
-    // |onConstrainedWindowClosed| will delete the sheet which might be still
-    // in use higher up the call stack. Wait for the next cycle of the event
-    // loop to call this function.
-    [controller_ performSelector:@selector(onConstrainedWindowClosed)
-                      withObject:nil
-                      afterDelay:0];
-  }
-
- private:
-  SSLCertificateViewerCocoa* controller_;  // weak
-
-  DISALLOW_COPY_AND_ASSIGN(SSLCertificateViewerCocoaBridge);
-};
-
-void ShowCertificateViewer(content::WebContents* web_contents,
-                           gfx::NativeWindow parent,
-                           net::X509Certificate* cert) {
-  // SSLCertificateViewerCocoa will manage its own lifetime and will release
-  // itself when the dialog is closed.
-  // See -[SSLCertificateViewerCocoa onConstrainedWindowClosed].
-  SSLCertificateViewerCocoa* viewer =
-      [[SSLCertificateViewerCocoa alloc] initWithCertificate:cert];
-  [viewer displayForWebContents:web_contents];
-}
-
-@implementation SSLCertificateViewerCocoa
-
-- (id)initWithCertificate:(net::X509Certificate*)certificate {
-  if ((self = [super init])) {
-    base::ScopedCFTypeRef<CFArrayRef> cert_chain(
-        certificate->CreateOSCertChainForCert());
-    NSArray* certificates = base::mac::CFToNSCast(cert_chain.get());
-    certificates_.reset([certificates retain]);
-  }
-  return self;
-}
-
-- (void)sheetDidEnd:(NSWindow*)parent
-         returnCode:(NSInteger)returnCode
-            context:(void*)context {
-  if (!closePending_)
-    constrainedWindow_->CloseWebContentsModalDialog();
-}
-
-- (void)displayForWebContents:(content::WebContents*)webContents {
-  // Explicitly disable revocation checking, regardless of user preferences
-  // or system settings. The behaviour of SFCertificatePanel is to call
-  // SecTrustEvaluate on the certificate(s) supplied, effectively
-  // duplicating the behaviour of net::X509Certificate::Verify(). However,
-  // this call stalls the UI if revocation checking is enabled in the
-  // Keychain preferences or if the cert may be an EV cert. By disabling
-  // revocation checking, the stall is limited to the time taken for path
-  // building and verification, which should be minimized due to the path
-  // being provided in |certificates|. This does not affect normal
-  // revocation checking from happening, which is controlled by
-  // net::X509Certificate::Verify() and user preferences, but will prevent
-  // the certificate viewer UI from displaying which certificate is revoked.
-  // This is acceptable, as certificate revocation will still be shown in
-  // the page info bubble if a certificate in the chain is actually revoked.
-  base::ScopedCFTypeRef<CFMutableArrayRef> policies(
-      CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks));
-  if (!policies.get()) {
-    NOTREACHED();
-    return;
-  }
-  // Add a basic X.509 policy, in order to match the behaviour of
-  // SFCertificatePanel when no policies are specified.
-  SecPolicyRef basic_policy = NULL;
-  OSStatus status = net::x509_util::CreateBasicX509Policy(&basic_policy);
-  if (status != noErr) {
-    NOTREACHED();
-    return;
-  }
-  CFArrayAppendValue(policies, basic_policy);
-  CFRelease(basic_policy);
-
-  status = net::x509_util::CreateRevocationPolicies(false, false, policies);
-  if (status != noErr) {
-    NOTREACHED();
-    return;
-  }
-
-  panel_.reset([[SFCertificatePanel alloc] init]);
-  [panel_ setPolicies:(id) policies.get()];
-
-  constrainedWindow_ =
-      CreateAndShowWebModalDialogMac(observer_.get(), webContents, self);
-}
-
-- (NSWindow*)overlayWindow {
-  return overlayWindow_;
-}
-
-- (void)showSheetForWindow:(NSWindow*)window {
-  overlayWindow_.reset([window retain]);
-  [panel_ beginSheetForWindow:window
-                modalDelegate:self
-               didEndSelector:@selector(sheetDidEnd:
-                                         returnCode:
-                                            context:)
-                  contextInfo:NULL
-                 certificates:certificates_
-                    showGroup:YES];
-}
-
-- (void)closeSheetWithAnimation:(BOOL)withAnimation {
-  closePending_ = YES;
-  overlayWindow_.reset();
-  // Closing the sheet using -[NSApp endSheet:] doesn't work so use the private
-  // method.
-  [panel_ _dismissWithCode:NSFileHandlingPanelCancelButton];
-}
-
-- (void)hideSheet {
-  NSWindow* sheetWindow = [overlayWindow_ attachedSheet];
-  [sheetWindow setAlphaValue:0.0];
-  [sheetWindow setIgnoresMouseEvents:YES];
-
-  oldResizesSubviews_ = [[sheetWindow contentView] autoresizesSubviews];
-  [[sheetWindow contentView] setAutoresizesSubviews:NO];
-}
-
-- (void)unhideSheet {
-  NSWindow* sheetWindow = [overlayWindow_ attachedSheet];
-  [sheetWindow setIgnoresMouseEvents:NO];
-
-  [[sheetWindow contentView] setAutoresizesSubviews:oldResizesSubviews_];
-  [[overlayWindow_ attachedSheet] setAlphaValue:1.0];
-}
-
-- (void)pulseSheet {
-  // NOOP
-}
-
-- (void)makeSheetKeyAndOrderFront {
-  [[overlayWindow_ attachedSheet] makeKeyAndOrderFront:nil];
-}
-
-- (void)updateSheetPosition {
-  // NOOP
-}
-
-- (void)resizeWithNewSize:(NSSize)preferredSize {
-  // NOOP
-}
-
-- (NSWindow*)sheetWindow {
-  return panel_;
-}
-
-- (void)onConstrainedWindowClosed {
-  panel_.reset();
-  constrainedWindow_.reset();
-  [self release];
-}
-
-@end