Fix the build with enable_webrtc=0 after r281588.

content/renderer/pepper/content_renderer_pepper_host_factory.cc

Index: content/renderer/pepper/content_renderer_pepper_host_factory.cc
diff --git a/content/renderer/pepper/content_renderer_pepper_host_factory.cc b/content/renderer/pepper/content_renderer_pepper_host_factory.cc
index 4e2f8a192d64df9708e7a769f3bc4d83b67ca31d..79fb12e95c2e2f0045bda3ab772f7beaf38c04cb 100644
--- a/content/renderer/pepper/content_renderer_pepper_host_factory.cc
+++ b/content/renderer/pepper/content_renderer_pepper_host_factory.cc
@@ -39,9 +39,9 @@ using ppapi::UnpackMessage;
 
 namespace content {
 
-#if defined(ENABLE_WEBRTC)
 namespace {
 
+#if defined(ENABLE_WEBRTC)
 bool CanUseMediaStreamAPI(const RendererPpapiHost* host, PP_Instance instance) {
   blink::WebPluginContainer* container =
       host->GetContainerForInstance(instance);
@@ -53,6 +53,7 @@ bool CanUseMediaStreamAPI(const RendererPpapiHost* host, PP_Instance instance) {
       GetContentClient()->renderer();
   return content_renderer_client->AllowPepperMediaStreamAPI(document_url);
 }
+#endif  // defined(ENABLE_WEBRTC)
 
 bool CanUseCompositorAPI(const RendererPpapiHost* host, PP_Instance instance) {
   blink::WebPluginContainer* container =
@@ -81,7 +82,6 @@ bool CanUseVideoDecodeAPI(const RendererPpapiHost* host, PP_Instance instance) {
 }
 
 }  // namespace
-#endif  // defined(ENABLE_WEBRTC)
 
 ContentRendererPepperHostFactory::ContentRendererPepperHostFactory(
     RendererPpapiHostImpl* host)