Add blink::ServiceRegistry and expose it from LocalFrame and Platform.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 1218cb618dfc6964dd450fd4c2f544e594c7c667..4cc12fba8d46de9add5408aed007522719014061 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -834,7 +834,8 @@ RenderFrameImpl* RenderFrameImpl::CreateMainFrame(
   RenderFrameImpl* render_frame =
       RenderFrameImpl::Create(render_view, routing_id);
   WebLocalFrame* web_frame = WebLocalFrame::create(
-      blink::WebTreeScopeType::Document, render_frame, opener);
+      blink::WebTreeScopeType::Document, render_frame, opener,
+      &render_frame->blink_service_registry_wrapper_);
   render_frame->BindToWebFrame(web_frame);
   render_view->webview()->setMainFrame(web_frame);
   render_frame->render_widget_ = RenderWidget::CreateForFrame(
@@ -884,7 +885,8 @@ void RenderFrameImpl::CreateFrame(
         WebString::fromUTF8(replicated_state.unique_name),
         replicated_state.sandbox_flags, render_frame,
         previous_sibling_web_frame, frame_owner_properties,
-        ResolveOpener(opener_routing_id, nullptr));
+        ResolveOpener(opener_routing_id, nullptr),
+        &render_frame->blink_service_registry_wrapper_);
 
     // The RenderFrame is created and inserted into the frame tree in the above
     // call to createLocalChild.
@@ -903,7 +905,7 @@ void RenderFrameImpl::CreateFrame(
     render_frame->proxy_routing_id_ = proxy_routing_id;
     web_frame = blink::WebLocalFrame::createProvisional(
         render_frame, proxy->web_frame(), replicated_state.sandbox_flags,
-        frame_owner_properties);
+        frame_owner_properties, &render_frame->blink_service_registry_wrapper_);
   }
   render_frame->BindToWebFrame(web_frame);
   CHECK(parent_routing_id != MSG_ROUTING_NONE || !web_frame->parent());
@@ -1017,6 +1019,7 @@ RenderFrameImpl::RenderFrameImpl(const CreateParams& params)
       geolocation_dispatcher_(NULL),
       push_messaging_dispatcher_(NULL),
       presentation_dispatcher_(NULL),
+      blink_service_registry_wrapper_(&service_registry_),
       screen_orientation_dispatcher_(NULL),
       manifest_manager_(NULL),
       accessibility_mode_(AccessibilityModeOff),
@@ -2607,8 +2610,9 @@ blink::WebFrame* RenderFrameImpl::createChildFrame(
   // Create the RenderFrame and WebLocalFrame, linking the two.
   RenderFrameImpl* child_render_frame = RenderFrameImpl::Create(
       render_view_.get(), child_routing_id);
-  blink::WebLocalFrame* web_frame =
-      WebLocalFrame::create(scope, child_render_frame);
+  blink::WebLocalFrame* web_frame = WebLocalFrame::create(
+      scope, child_render_frame, nullptr,
+      &child_render_frame->blink_service_registry_wrapper_);
   child_render_frame->BindToWebFrame(web_frame);
 
   // Add the frame to the frame tree and initialize it.