Extracting placeholder information from Webkit to Blimp

blimp/engine/feature/engine_render_widget_feature.cc

Index: blimp/engine/feature/engine_render_widget_feature.cc
diff --git a/blimp/engine/feature/engine_render_widget_feature.cc b/blimp/engine/feature/engine_render_widget_feature.cc
index fccb811d2a62988b8a5bed826622bdf92535fb34..02ba446983690bcc25e55f4d89969e992cd4ebe3 100644
--- a/blimp/engine/feature/engine_render_widget_feature.cc
+++ b/blimp/engine/feature/engine_render_widget_feature.cc
@@ -133,9 +133,9 @@ void EngineRenderWidgetFeature::SendCompositorMessage(
 void EngineRenderWidgetFeature::SendShowImeRequest(
     const int tab_id,
     content::RenderWidgetHost* render_widget_host,
-    const ui::TextInputClient* client) {
-  DCHECK(client);
-
+    ui::TextInputType type,
+    const std::string& text,
+    const std::string& placeholder) {
   ImeMessage* ime_message;
   std::unique_ptr<BlimpMessage> blimp_message =
       CreateBlimpMessage(&ime_message, tab_id);
@@ -145,13 +145,8 @@ void EngineRenderWidgetFeature::SendShowImeRequest(
   ime_message->set_render_widget_id(render_widget_id);
   ime_message->set_type(ImeMessage::SHOW_IME);
   ime_message->set_text_input_type(
-      InputMessageConverter::TextInputTypeToProto(client->GetTextInputType()));
-
-  gfx::Range text_range;
-  base::string16 existing_text;
-  client->GetTextRange(&text_range);
-  client->GetTextFromRange(text_range, &existing_text);
-  ime_message->set_ime_text(base::UTF16ToUTF8(existing_text));
+      InputMessageConverter::TextInputTypeToProto(type));
+  ime_message->set_ime_text(text);
 
   ime_message_sender_->ProcessMessage(std::move(blimp_message),
                                       net::CompletionCallback());