Move has_focus_ tracking from RenderWidget to RenderView.

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index c768e6ae073f519df9c20937a201516d44242b10..2218c13154dba04c0a5e5c7f829dce11cc5a9444 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -641,6 +641,7 @@ RenderViewImpl::RenderViewImpl(CompositorDependencies* compositor_deps,
 #if defined(OS_ANDROID)
       top_controls_constraints_(TOP_CONTROLS_STATE_BOTH),
 #endif
+      has_focus_(false),
       has_scrolled_focused_editable_node_into_rect_(false),
       main_render_frame_(nullptr),
       speech_recognition_dispatcher_(NULL),
@@ -3066,6 +3067,7 @@ GURL RenderViewImpl::GetURLForGraphicsContext3D() {
 }
 
 void RenderViewImpl::OnSetFocus(bool enable) {
+  has_focus_ = enable;
   RenderWidget::OnSetFocus(enable);
 
 #if defined(ENABLE_PLUGINS)