Make printing work better with OOPIF.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index 03fcb62c44a2704ab860d574114257034d3150c5..261f71178fa16780630a1cce092acd07c6b88dc9 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -116,7 +116,7 @@
 #include "content/browser/media/android/media_player_renderer.h"
 #include "media/base/audio_renderer_sink.h"
 #include "media/base/video_renderer_sink.h"
-#include "media/mojo/services/mojo_renderer_service.h"  //nogncheck
+#include "media/mojo/services/mojo_renderer_service.h"  // nogncheck
 #endif
 
 #if defined(OS_MACOSX)
@@ -124,9 +124,7 @@
 #endif
 
 #if defined(ENABLE_WEBVR)
-#include "base/command_line.h"
-#include "content/public/common/content_switches.h"
-#include "device/vr/vr_service_impl.h" // nogncheck
+#include "device/vr/vr_service_impl.h"  // nogncheck
 #endif
 
 using base::TimeDelta;
@@ -299,6 +297,7 @@ RenderFrameHostImpl::RenderFrameHostImpl(SiteInstance* site_instance,
       web_ui_type_(WebUI::kNoWebUI),
       pending_web_ui_type_(WebUI::kNoWebUI),
       should_reuse_web_ui_(false),
+      has_selection_(false),
       last_navigation_lofi_state_(LOFI_UNSPECIFIED),
       frame_host_binding_(this),
       weak_ptr_factory_(this) {
@@ -384,9 +383,8 @@ RenderFrameHostImpl::~RenderFrameHostImpl() {
   // the dtor has run.  (It may also be null in tests.)
   swapout_event_monitor_timeout_.reset();
 
-  for (const auto& iter: visual_state_callbacks_) {
+  for (const auto& iter : visual_state_callbacks_)
     iter.second.Run(false);
-  }
 
   if (render_widget_host_ &&
       render_widget_host_->owned_by_render_frame_host()) {
@@ -708,6 +706,7 @@ bool RenderFrameHostImpl::OnMessageReceived(const IPC::Message &msg) {
                         OnDidChangeLoadProgress)
     IPC_MESSAGE_HANDLER(FrameHostMsg_SerializeAsMHTMLResponse,
                         OnSerializeAsMHTMLResponse)
+    IPC_MESSAGE_HANDLER(FrameHostMsg_SelectionChanged, OnSelectionChanged)
 #if defined(USE_EXTERNAL_POPUP_MENU)
     IPC_MESSAGE_HANDLER(FrameHostMsg_ShowPopup, OnShowPopup)
     IPC_MESSAGE_HANDLER(FrameHostMsg_HidePopup, OnHidePopup)
@@ -2130,6 +2129,13 @@ void RenderFrameHostImpl::OnSerializeAsMHTMLResponse(
       renderer_main_thread_time);
 }
 
+void RenderFrameHostImpl::OnSelectionChanged(const base::string16& text,
+                                             uint32_t offset,
+                                             const gfx::Range& range) {
+  has_selection_ = !text.empty();
+  GetRenderWidgetHost()->OnSelectionChanged(text, offset, range);
+}
+
 #if defined(USE_EXTERNAL_POPUP_MENU)
 void RenderFrameHostImpl::OnShowPopup(
     const FrameHostMsg_ShowPopup_Params& params) {
@@ -2907,6 +2913,10 @@ void RenderFrameHostImpl::FilesSelectedInChooser(
   Send(new FrameMsg_RunFileChooserResponse(routing_id_, files));
 }
 
+bool RenderFrameHostImpl::HasSelection() {
+  return has_selection_;
+}
+
 void RenderFrameHostImpl::GetInterfaceProvider(
     shell::mojom::InterfaceProviderRequest interfaces) {
   interface_registry_->Bind(std::move(interfaces));