Do not show untrustworthy strings in the basic auth dialog.

chrome/browser/ui/cocoa/login_prompt_cocoa.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/login_prompt_cocoa.h"
 
 #include "base/mac/bundle_locations.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
@@ skipping 34 matching lines @@
       const base::string16& username,
       const base::string16& password) override {
     DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
     [sheet_controller_ autofillLogin:base::SysUTF16ToNSString(username)
                             password:base::SysUTF16ToNSString(password)];
   }
   void OnLoginModelDestroying() override {}
 
   // LoginHandler:
-  void BuildViewImpl(const base::string16& explanation,
+  void BuildViewImpl(const base::string16& authority,
+                     const base::string16& explanation,
                      LoginModelData* login_model_data) override {
     DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
     sheet_controller_.reset(
         [[LoginHandlerSheet alloc] initWithLoginHandler:this]);
 
     if (login_model_data)
       SetModel(*login_model_data);
     else
       ResetModel();
 
+    [sheet_controller_ setAuthority:base::SysUTF16ToNSString(authority)];
     [sheet_controller_ setExplanation:base::SysUTF16ToNSString(explanation)];
 
     // Scary thread safety note: This can potentially be called *after* SetAuth
     // or CancelAuth (say, if the request was cancelled before the UI thread got
     // control).  However, that's OK since any UI interaction in those functions
     // will occur via an InvokeLater on the UI thread, which is guaranteed
     // to happen after this is called (since this was InvokeLater'd first).
     WebContents* requesting_contents = GetWebContentsForLogin();
     DCHECK(requesting_contents);
 
@@ skipping 96 matching lines @@
 }
 
 - (void)autofillLogin:(NSString*)login password:(NSString*)password {
   if ([[nameField_ stringValue] length] == 0) {
     [nameField_ setStringValue:login];
     [passwordField_ setStringValue:password];
     [nameField_ selectText:self];
   }
 }
 
+- (void)setAuthority:(NSString*)authority {
+  [authorityField_ setStringValue:authority];
+
+  // Resize the text field.
+  CGFloat windowDelta = [GTMUILocalizerAndLayoutTweaker
+      sizeToFitFixedWidthTextField:authorityField_];
+
+  NSRect newFrame = [[self window] frame];
+  newFrame.size.height += windowDelta;
+  [[self window] setFrame:newFrame display:NO];
+}
+
 - (void)setExplanation:(NSString*)explanation {
-  // Put in the text.
   [explanationField_ setStringValue:explanation];
 
   // Resize the text field.
   CGFloat windowDelta = [GTMUILocalizerAndLayoutTweaker
        sizeToFitFixedWidthTextField:explanationField_];
 
   NSRect newFrame = [[self window] frame];
   newFrame.size.height += windowDelta;
   [[self window] setFrame:newFrame display:NO];
 }
 
 @end