Make 'Google Smart Lock' a hyperlink in the password infobar on Mac.

chrome/browser/ui/cocoa/infobars/confirm_infobar_controller.mm

 // Copyright 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 "chrome/browser/ui/cocoa/infobars/confirm_infobar_controller.h"
 
 #include "base/logging.h"
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/browser/infobars/infobar_service.h"
+#include "chrome/browser/ui/chrome_style.h"
 #include "chrome/browser/ui/cocoa/infobars/infobar_cocoa.h"
 #include "components/infobars/core/confirm_infobar_delegate.h"
+#include "skia/ext/skia_utils_mac.h"
 #include "third_party/google_toolbox_for_mac/src/AppKit/GTMUILocalizerAndLayoutTweaker.h"
 #import "ui/base/cocoa/cocoa_base_utils.h"
 #import "ui/base/cocoa/controls/hyperlink_text_view.h"
 #include "ui/base/window_open_disposition.h"
 
 @implementation ConfirmInfoBarController
 
 // Called when someone clicks on the "OK" button.
 - (IBAction)ok:(id)sender {
   if (![self isOwned])
@@ skipping 77 matching lines @@
       (visibleButtons & ConfirmInfoBarDelegate::BUTTON_OK)) {
     rightEdge -= spaceBeforeButtons;
   }
 
   NSRect frame = [label_.get() frame];
   DCHECK(rightEdge > NSMinX(frame))
       << "Need to make the xib larger to handle buttons with text this long";
   frame.size.width = rightEdge - NSMinX(frame);
   [label_.get() setFrame:frame];
 
-  // Set the text and link.
+  // Set the text and links.
   NSString* message = base::SysUTF16ToNSString(delegate->GetMessageText());
+  // Set the trailing link.
   NSString* link = base::SysUTF16ToNSString(delegate->GetLinkText());
   NSUInteger linkOffset = [message length];
   NSUInteger linkLength = [link length];
   if (linkLength != 0) {
     // Add spacing between the label and the link.
     message = [message stringByAppendingFormat:@"   %@", link];
     linkOffset = [message length] - [link length];
   }
   NSFont* font = [NSFont labelFontOfSize:
       [NSFont systemFontSizeForControlSize:NSRegularControlSize]];
   HyperlinkTextView* view = (HyperlinkTextView*)label_.get();
   [view setMessage:message withFont:font messageColor:[NSColor blackColor]];
   if (linkLength != 0) {
+    NSColor* linkColor =
+        gfx::SkColorToCalibratedNSColor(chrome_style::GetLinkColor());
     [view addLinkRange:NSMakeRange(linkOffset, linkLength)
               withName:@""
-             linkColor:[NSColor blueColor]];
+             linkColor:linkColor];
+  }
+  // Set the link inside the message.
+  gfx::Range linkRange = delegate->GetMessageLinkRange();
+  if (!linkRange.is_empty()) {
+    NSColor* linkColor =
+        gfx::SkColorToCalibratedNSColor(chrome_style::GetLinkColor());
+    [view addLinkRange:linkRange.ToNSRange()
+              withName:@""
+             linkColor:linkColor];
   }
 }
 
 // Called when someone clicks on the link in the infobar.  This method
 // is called by the InfobarTextField on its delegate (the
 // AlternateNavInfoBarController).
 - (void)linkClicked {
   if (![self isOwned])
     return;
   WindowOpenDisposition disposition =
       ui::WindowOpenDispositionFromNSEvent([NSApp currentEvent]);
   if ([self delegate]->AsConfirmInfoBarDelegate()->LinkClicked(disposition))
     [self removeSelf];
 }
 
 @end
 
 scoped_ptr<infobars::InfoBar> InfoBarService::CreateConfirmInfoBar(
     scoped_ptr<ConfirmInfoBarDelegate> delegate) {
   scoped_ptr<InfoBarCocoa> infobar(new InfoBarCocoa(delegate.Pass()));
   base::scoped_nsobject<ConfirmInfoBarController> controller(
       [[ConfirmInfoBarController alloc] initWithInfoBar:infobar.get()]);
   infobar->set_controller(controller);
   return infobar.Pass();
 }