Always guard against IME events for all KeyPress.

content/renderer/render_widget.cc

Index: content/renderer/render_widget.cc
diff --git a/content/renderer/render_widget.cc b/content/renderer/render_widget.cc
index 3d693b95f9230d20494738dc0faa56e4d1d3af9e..eff4a70f26f90f329e738289e675acf9413066f5 100644
--- a/content/renderer/render_widget.cc
+++ b/content/renderer/render_widget.cc
@@ -941,14 +941,8 @@ void RenderWidget::OnHandleInputEvent(const blink::WebInputEvent* input_event,
   // IME event guard here to make sure it does not interfere with other IME
   // events.
   scoped_ptr<ImeEventGuard> ime_event_guard_maybe;
-  if (WebInputEvent::isKeyboardEventType(input_event->type)) {
-    const WebKeyboardEvent& key_event =
-        *static_cast<const WebKeyboardEvent*>(input_event);
-    if (key_event.nativeKeyCode == AKEYCODE_FORWARD_DEL ||
-        key_event.nativeKeyCode == AKEYCODE_DEL) {
-      ime_event_guard_maybe.reset(new ImeEventGuard(this));
-    }
-  }
+  if (WebInputEvent::isKeyboardEventType(input_event->type))
+    ime_event_guard_maybe.reset(new ImeEventGuard(this));
 #endif
 
   base::AutoReset<const ui::LatencyInfo*> resetter(&current_event_latency_info_,