Remove always true guard

content/test/test_render_view_host.h

Index: content/test/test_render_view_host.h
diff --git a/content/test/test_render_view_host.h b/content/test/test_render_view_host.h
index d948236f0f5aa73a45928dbb8f498fd5f07b79d2..3621d501bd4556d5c98596c553a31f4c85716e4f 100644
--- a/content/test/test_render_view_host.h
+++ b/content/test/test_render_view_host.h
@@ -100,11 +100,9 @@ class TestRenderWidgetHostView : public RenderWidgetHostViewBase {
                             bool can_compose_inline,
                             int flags) override {}
   void ImeCancelComposition() override {}
-#if defined(OS_MACOSX) || defined(USE_AURA) || defined(OS_ANDROID)
   void ImeCompositionRangeChanged(
       const gfx::Range& range,
       const std::vector<gfx::Rect>& character_bounds) override {}
-#endif
   void RenderProcessGone(base::TerminationStatus status,
                          int error_code) override;
   void Destroy() override;