Support IMM32 reconversion on Windows

views/ime/input_method_win.h

Index: views/ime/input_method_win.h
diff --git a/views/ime/input_method_win.h b/views/ime/input_method_win.h
index d91750801bf2d6768e41743ff31675c28e233e1a..b196154ecd34f23dfa91078af30df81b245d0fbc 100644
--- a/views/ime/input_method_win.h
+++ b/views/ime/input_method_win.h
@@ -17,6 +17,10 @@
 #include "views/view.h"
 #include "views/widget/widget.h"
 
+namespace ui {
+class Range;
+};
+
 namespace views {
 
 // An InputMethod implementation based on Windows IMM32 API.
@@ -54,6 +58,8 @@ class InputMethodWin : public InputMethodBase {
       UINT message, WPARAM wparam, LPARAM lparam, BOOL* handled);
   LRESULT OnImeEndComposition(
       UINT message, WPARAM wparam, LPARAM lparam, BOOL* handled);
+  LRESULT OnImeRequest(
+      UINT message, WPARAM wparam, LPARAM lparam, BOOL* handled);
   // For both WM_CHAR and WM_SYSCHAR
   LRESULT OnChar(
       UINT message, WPARAM wparam, LPARAM lparam, BOOL* handled);
@@ -61,6 +67,8 @@ class InputMethodWin : public InputMethodBase {
   LRESULT OnDeadChar(
       UINT message, WPARAM wparam, LPARAM lparam, BOOL* handled);
 
+  LRESULT OnReconvertString(RECONVERTSTRING *reconv);
+  LRESULT OnDocumentFeed(RECONVERTSTRING *reconv);
 
   // Overridden from InputMethodBase.
   virtual void FocusedViewWillChange() OVERRIDE;