[Mac] Strip newlines from paste.

chrome/browser/autocomplete/autocomplete_edit_view_mac.h

 // Copyright (c) 2009 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.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_MAC_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_MAC_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/basictypes.h"
 #include "base/scoped_nsobject.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/autocomplete/autocomplete.h"
 #include "chrome/browser/autocomplete/autocomplete_edit_view.h"
 #include "chrome/browser/toolbar_model.h"
 #include "chrome/common/page_transition_types.h"
 #include "webkit/glue/window_open_disposition.h"
 
 class AutocompleteEditController;
 @class AutocompleteEditHelper;
 class AutocompleteEditModel;
 class AutocompletePopupViewMac;
 @class AutocompleteTextField;
+class Clipboard;
 class CommandUpdater;
 class Profile;
 class TabContents;
 class ToolbarModel;
 
 // Implements AutocompleteEditView on an AutocompleteTextField.
 
 class AutocompleteEditViewMac : public AutocompleteEditView {
  public:
   AutocompleteEditViewMac(AutocompleteEditController* controller,
@@ skipping 58 matching lines @@
   // of any editing are communicated to |model_|.
   void OnWillBeginEditing();
 
   // Called when editing ends in the field.
   void OnDidEndEditing();
 
   // Called when the window |field_| is in loses key to clean up
   // visual state (such as closing the popup).
   void OnDidResignKey();
 
+  // Called when the user attempts to paste into |field_|.
+  void OnPaste();
+
   void AcceptInput(WindowOpenDisposition disposition, bool for_drop);
 
   // Helper for LocationBarViewMac.  Selects all in |field_|.
   void FocusLocation();
 
+  // Helper to get appropriate contents from |clipboard|.  Returns
+  // empty string if no appropriate data is found on |clipboard|.
+  static std::wstring GetClipboardText(Clipboard* clipboard);
+
  private:
   // Returns the field's currently selected range.  Only valid if the
   // field has focus.
   NSRange GetSelectedRange() const;
 
   // Returns true if |field_| is first-responder in the window.  Used
   // in various DCHECKS to make sure code is running in appropriate
   // situations.
   bool IsFirstResponder() const;
 
@@ skipping 36 matching lines @@
 
   // Tracking state before and after a possible change for reporting
   // to model_.
   NSRange selection_before_change_;
   std::wstring text_before_change_;
 
   DISALLOW_COPY_AND_ASSIGN(AutocompleteEditViewMac);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_MAC_H_