Remove always true guard

content/browser/frame_host/render_widget_host_view_child_frame.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/frame_host/render_widget_host_view_child_frame.h"
 
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/frame_host/cross_process_frame_connector.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/common/gpu/gpu_messages.h"
@@ skipping 98 matching lines @@
 
 void RenderWidgetHostViewChildFrame::InitAsFullscreen(
     RenderWidgetHostView* reference_host_view) {
   NOTREACHED();
 }
 
 void RenderWidgetHostViewChildFrame::ImeCancelComposition() {
   NOTREACHED();
 }
 
-#if defined(OS_MACOSX) || defined(USE_AURA) || defined(OS_ANDROID)
 void RenderWidgetHostViewChildFrame::ImeCompositionRangeChanged(
     const gfx::Range& range,
     const std::vector<gfx::Rect>& character_bounds) {
   NOTREACHED();
 }
-#endif
 
 void RenderWidgetHostViewChildFrame::WasShown() {
   if (!host_->is_hidden())
     return;
   host_->WasShown(ui::LatencyInfo());
 }
 
 void RenderWidgetHostViewChildFrame::WasHidden() {
   if (host_->is_hidden())
     return;
@@ skipping 177 matching lines @@
 }
 
 BrowserAccessibilityManager*
 RenderWidgetHostViewChildFrame::CreateBrowserAccessibilityManager(
     BrowserAccessibilityDelegate* delegate) {
   return BrowserAccessibilityManager::Create(
       BrowserAccessibilityManager::GetEmptyDocument(), delegate);
 }
 
 }  // namespace content