Clean up names and remove unnecessary parameter

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index c424e70f7b106477e6c5b59c00aa17763921813e..3441702df4c7fb80606537d73436d95033e591c6 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -1305,8 +1305,7 @@ void RenderFrameImpl::PepperTextInputTypeChanged(
   if (instance != focused_pepper_plugin_)
     return;
 
-  GetRenderWidget()->UpdateTextInputState(ShowIme::HIDE_IME,
-                                          ChangeSource::FROM_NON_IME);
+  GetRenderWidget()->UpdateTextInputState(ShowIme::DO_NOT_SHOW);
 
   FocusedNodeChangedForAccessibility(WebNode());
 }
@@ -4002,8 +4001,7 @@ void RenderFrameImpl::didChangeSelection(bool is_empty_selection) {
   // was changed, and SyncSelectionIfRequired may send SelectionChanged
   // to notify the selection was changed.  Focus change should be notified
   // before selection change.
-  GetRenderWidget()->UpdateTextInputState(ShowIme::HIDE_IME,
-                                          ChangeSource::FROM_NON_IME);
+  GetRenderWidget()->UpdateTextInputState(ShowIme::DO_NOT_SHOW);
   SyncSelectionIfRequired();
 }
 
@@ -6713,8 +6711,7 @@ void RenderFrameImpl::PepperFocusChanged(PepperPluginInstanceImpl* instance,
 
   GetRenderWidget()->set_focused_pepper_plugin(focused_pepper_plugin_);
 
-  GetRenderWidget()->UpdateTextInputState(ShowIme::HIDE_IME,
-                                          ChangeSource::FROM_NON_IME);
+  GetRenderWidget()->UpdateTextInputState(ShowIme::DO_NOT_SHOW);
   GetRenderWidget()->UpdateSelectionBounds();
 }