Get surrounding text from webkit. This CL is for sharing code only.

content/browser/renderer_host/render_widget_host_view.h

Index: content/browser/renderer_host/render_widget_host_view.h
diff --git a/content/browser/renderer_host/render_widget_host_view.h b/content/browser/renderer_host/render_widget_host_view.h
index 3a85148269972308b921184627769a8c7ee2e3aa..0c6dd6cdc391547d5ea69f47e5d7fa5a2ba70a32 100644
--- a/content/browser/renderer_host/render_widget_host_view.h
+++ b/content/browser/renderer_host/render_widget_host_view.h
@@ -141,7 +141,10 @@ class RenderWidgetHostView {
   // Updates the state of the input method attached to the view.
   virtual void ImeUpdateTextInputState(ui::TextInputType type,
                                        bool can_compose_inline,
-                                       const gfx::Rect& caret_rect) = 0;
+                                       const gfx::Rect& caret_rect,
+                                       const string16& surrounding,
+                                       size_t cursor,
+                                       size_t anchor) = 0;
 
   // Cancel the ongoing composition of the input method attached to the view.
   virtual void ImeCancelComposition() = 0;