[Mac] Don't copy text typed into the find bar to the find pasteboard in incognito windows.

chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.mm

 // Copyright (c) 2011 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 <Cocoa/Cocoa.h>
 
+#include "base/auto_reset.h"
 #include "base/mac/mac_util.h"
 #include "base/sys_string_conversions.h"
+#include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/cocoa/browser_window_controller.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_bridge.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_text_field.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_text_field_cell.h"
 #import "chrome/browser/ui/cocoa/find_pasteboard.h"
 #import "chrome/browser/ui/cocoa/focus_tracker.h"
 #import "chrome/browser/ui/cocoa/nsview_additions.h"
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_controller.h"
 #include "chrome/browser/ui/find_bar/find_bar_controller.h"
@@ skipping 144 matching lines @@
   if (!findBarBridge_)
     return;
 
   TabContentsWrapper* tab_contents =
       findBarBridge_->GetFindBarController()->tab_contents();
   if (!tab_contents)
     return;
   FindTabHelper* find_tab_helper = tab_contents->find_tab_helper();
 
   NSString* findText = [findText_ stringValue];
-  suppressPboardUpdateActions_ = YES;
-  [[FindPasteboard sharedInstance] setFindText:findText];
-  suppressPboardUpdateActions_ = NO;
+  // Only copy typed text to the FindPasteboard for non-incognito windows, see
+  // http://crbug.com/85306.
+  if (!tab_contents->profile()->IsOffTheRecord()) {
+    AutoReset<BOOL> auto_reset(&suppressPboardUpdateActions_, YES);
+    [[FindPasteboard sharedInstance] setFindText:findText];
+  }
 
   if ([findText length] > 0) {
     find_tab_helper->
         StartFinding(base::SysNSStringToUTF16(findText), true, false);
   } else {
     // The textbox is empty so we reset.
     find_tab_helper->StopFinding(FindBarController::kClearSelection);
     [self updateUIForFindResult:find_tab_helper->find_result()
                        withText:string16()];
   }
@@ skipping 339 matching lines @@
     }
   }
 
   // Has to happen after |ClearResults()| above.
   BOOL buttonsEnabled = [text length] > 0 ? YES : NO;
   [previousButton_ setEnabled:buttonsEnabled];
   [nextButton_ setEnabled:buttonsEnabled];
 }
 
 @end