Chrome-side patch for IsAppInstalled.

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index 83ffb22b8c81c6620639c702e2a5a766bc18c3d9..785761e26bb7410f5532541637d4f5437e277a21 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -123,6 +123,7 @@
 #include "content/common/frame_messages.h"
 #include "content/common/gpu/gpu_host_messages.h"
 #include "content/common/in_process_child_thread_params.h"
+#include "content/common/installedapp/installed_app_provider_impl.h"
 #include "content/common/mojo/channel_init.h"
 #include "content/common/mojo/mojo_messages.h"
 #include "content/common/mojo/mojo_shell_connection_impl.h"
@@ -1072,6 +1073,9 @@ void RenderProcessHostImpl::RegisterMojoServices() {
 
   mojo_application_host_->service_registry()->AddService(
       base::Bind(&device::VibrationManagerImpl::Create));
+
+  mojo_application_host_->service_registry()->AddService(
+      base::Bind(&InstalledAppProviderImpl::Create));
 #endif
 
   mojo_application_host_->service_registry()->AddService(