mac: Prepare for -Wunused-functions.

chrome/browser/ui/cocoa/profile_signin_confirmation_view_controller.mm

 // Copyright 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.
 
 #import "chrome/browser/ui/cocoa/profile_signin_confirmation_view_controller.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/callback_helpers.h"
@@ skipping 16 matching lines @@
 #import "third_party/GTM/AppKit/GTMUILocalizerAndLayoutTweaker.h"
 #import "ui/base/cocoa/controls/hyperlink_button_cell.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace {
 
 const CGFloat kWindowMinWidth = 500;
 const CGFloat kButtonGap = 6;
 const CGFloat kDialogAlertBarBorderWidth = 1;
 
-// Shift the origin of |view|'s frame by the given amount in the
-// positive y direction (up).
-void ShiftOriginY(NSView* view, CGFloat amount) {
-  NSPoint origin = [view frame].origin;
-  origin.y += amount;
-  [view setFrameOrigin:origin];
-}
-
 // Determine the frame required to fit the content of a string.  Uses the
 // provided height and width as preferred dimensions, where a value of
 // 0.0 indicates no preference.
 NSRect ComputeFrame(NSAttributedString* text, CGFloat width, CGFloat height) {
   NSRect frame =
       [text boundingRectWithSize:NSMakeSize(width, height)
                          options:NSStringDrawingUsesLineFragmentOrigin];
   // boundingRectWithSize is known to underestimate the width.
   static const CGFloat kTextViewPadding = 10;
   frame.size.width += kTextViewPadding;
@@ skipping 66 matching lines @@
   [textField setAttributedStringValue:
       constrained_window::GetAttributedLabelString(
           SysUTF16ToNSString(message),
           font_style,
           NSNaturalTextAlignment,
           NSLineBreakByWordWrapping)];
   [parent addSubview:textField];
   return textField;
 }
 
-// Create a new link button and add it to the specified parent.
- NSButton* AddLinkButton(
-     NSView* parent,
-     const string16& message,
-     id target,
-     SEL selector) {
-   NSButton* button =
-       [HyperlinkButtonCell buttonWithString:SysUTF16ToNSString(message)];
-   [button setTarget:target];
-   [button setAction:selector];
-   HyperlinkButtonCell* cell = [button cell];
-   cell.textColor =
-       gfx::SkColorToCalibratedNSColor(chrome_style::GetLinkColor());
-   cell.shouldUnderline = NO;
-   [parent addSubview:button];
-   return button;
- }
-
 }  // namespace
 
 @interface ProfileSigninConfirmationViewController ()
 - (void)learnMore;
 - (void)addButton:(NSButton*)button
         withTitle:(int)resourceID
            target:(id)target
            action:(SEL)action
    shouldAutoSize:(BOOL)shouldAutoSize;
 @end
@@ skipping 303 matching lines @@
 
 - (NSButton*)createProfileButton {
   return createProfileButton_.get();
 }
 
 - (NSTextView*)explanationField {
   return explanationField_.get();
 }
 
 @end