Adds support for the os x spelling panel to chromium. Users can...

chrome/browser/renderer_host/render_widget_host.h

Index: chrome/browser/renderer_host/render_widget_host.h
===================================================================
--- chrome/browser/renderer_host/render_widget_host.h	(revision 25643)
+++ chrome/browser/renderer_host/render_widget_host.h	(working copy)
@@ -328,6 +328,15 @@
   // And to also expose it to the RenderWidgetHostView.
   virtual gfx::Rect GetRootWindowResizerRect() const;
 
+  // Makes an IPC call to toggle the spelling panel.
+  void ToggleSpellPanel(bool is_currently_visible);
+
+  // Makes an IPC call to tell webkit to replace the currently selected word.
+  void ReplaceWord(const std::wstring& word);
+
+  // Makes an IPC call to tell webkit to advance to the next misspelling.
+  void AdvanceToNextMisspelling();
+
   // Sets the active state (i.e., control tints).
   virtual void SetActive(bool active);