Extracting placeholder information from Webkit to Blimp

blimp/engine/feature/engine_render_widget_feature.h

Index: blimp/engine/feature/engine_render_widget_feature.h
diff --git a/blimp/engine/feature/engine_render_widget_feature.h b/blimp/engine/feature/engine_render_widget_feature.h
index 653916d4275f9838dfec87a47cbb5624e7949267..462ec84160e4de52d53fc277b50631e5369797ea 100644
--- a/blimp/engine/feature/engine_render_widget_feature.h
+++ b/blimp/engine/feature/engine_render_widget_feature.h
@@ -25,6 +25,7 @@ class WebGestureEvent;
 
 namespace content {
 class RenderWidgetHost;
+struct FormFieldData;
 }
 
 namespace blimp {
@@ -93,7 +94,7 @@ class EngineRenderWidgetFeature : public BlimpMessageProcessor,
   // Notifies the client to show/hide IME.
   void SendShowImeRequest(const int tab_id,
                           content::RenderWidgetHost* render_widget_host,
-                          const ui::TextInputClient* client);
+                          const content::FormFieldData& field);
   void SendHideImeRequest(const int tab_id,
                           content::RenderWidgetHost* render_widget_host);