PPAPI: Move IMEInputEvent and TextInput to stable.

ppapi/thunk/ppb_text_input_thunk.cc

Index: ppapi/thunk/ppb_text_input_thunk.cc
diff --git a/ppapi/thunk/ppb_text_input_thunk.cc b/ppapi/thunk/ppb_text_input_thunk.cc
index 7d35e2a799fbb3f8b1e1b54b14182fc49233798b..4a187dfe475ddb6ce9f7e0a15404d6caf6907048 100644
--- a/ppapi/thunk/ppb_text_input_thunk.cc
+++ b/ppapi/thunk/ppb_text_input_thunk.cc
@@ -58,6 +58,13 @@ const PPB_TextInput_Dev g_ppb_textinput_0_2_thunk = {
   &SelectionChanged,
 };
 
+const PPB_TextInputController_1_0 g_ppb_textinputcontroller_1_0_thunk = {
+  &SetTextInputType,
+  &UpdateCaretPosition,
+  &CancelCompositionText,
+  &UpdateSurroundingText,
+};
+
 }  // namespace
 
 const PPB_TextInput_Dev_0_1* GetPPB_TextInput_Dev_0_1_Thunk() {
@@ -68,5 +75,9 @@ const PPB_TextInput_Dev_0_2* GetPPB_TextInput_Dev_0_2_Thunk() {
   return &g_ppb_textinput_0_2_thunk;
 }
 
+const PPB_TextInputController_1_0* GetPPB_TextInputController_1_0_Thunk() {
+  return &g_ppb_textinputcontroller_1_0_thunk;
+}
+
 }  // namespace thunk
 }  // namespace ppapi