Show composition text on IME panel when Pepper plugin is focused (Linux).

chrome/browser/renderer_host/render_widget_host_view_win.cc

Index: chrome/browser/renderer_host/render_widget_host_view_win.cc
diff --git a/chrome/browser/renderer_host/render_widget_host_view_win.cc b/chrome/browser/renderer_host/render_widget_host_view_win.cc
index cbc97f6bcf633a68002c19e0a5843063b7af1ed8..5ec578552c4cdf7ea7303c9ba027599a68df9acd 100644
--- a/chrome/browser/renderer_host/render_widget_host_view_win.cc
+++ b/chrome/browser/renderer_host/render_widget_host_view_win.cc
@@ -237,7 +237,7 @@ RenderWidgetHostViewWin::RenderWidgetHostViewWin(RenderWidgetHost* widget)
       parent_hwnd_(NULL),
       is_loading_(false),
       overlay_color_(0),
-      text_input_type_(WebKit::WebTextInputTypeNone) {
+      text_input_type_(ui::TEXT_INPUT_TYPE_NONE) {
   render_widget_host_->set_view(this);
   registrar_.Add(this,
                  NotificationType::RENDERER_PROCESS_TERMINATED,
@@ -587,18 +587,23 @@ void RenderWidgetHostViewWin::SetIsLoading(bool is_loading) {
 }
 
 void RenderWidgetHostViewWin::ImeUpdateTextInputState(
-    WebKit::WebTextInputType type,
+    ui::TextInputType type,
+    ui::TextInputPreeditType preedit_type,
     const gfx::Rect& caret_rect) {
+  // TODO(kinaba): currently, preedit_type is ignored and always treated as
+  // ui::TEXT_INPUT_PREEDIT_TYPE_INLINE. We need to support
+  // ui::TEXT_INPUT_PREEDIT_ON_CANDIDATE_WINDOW for supporting PPAPI plugins
+  // that cannot draw preedit-text inline by themselves.
   if (text_input_type_ != type) {
     text_input_type_ = type;
-    if (type == WebKit::WebTextInputTypeText)
+    if (type == ui::TEXT_INPUT_TYPE_TEXT)
       ime_input_.EnableIME(m_hWnd);
     else
       ime_input_.DisableIME(m_hWnd);
   }
 
   // Only update caret position if the input method is enabled.
-  if (type == WebKit::WebTextInputTypeText)
+  if (type == ui::TEXT_INPUT_TYPE_TEXT)
     ime_input_.UpdateCaretRect(m_hWnd, caret_rect);
 }