Remove 'Enable' button on unsupported platforms. Added 'No hosts' message.

remoting/webapp/_locales/en/messages.json

Index: remoting/webapp/_locales/en/messages.json
diff --git a/remoting/webapp/_locales/en/messages.json b/remoting/webapp/_locales/en/messages.json
index fe9a84f92aada78a4bb8b159a60ed2f43eb80e58..5200aaa5168567cbeb9f38f333c099b80853bb1c 100644
--- a/remoting/webapp/_locales/en/messages.json
+++ b/remoting/webapp/_locales/en/messages.json
@@ -206,10 +206,6 @@
     "message": "Change PIN",
     "description": "Hyperlink displayed immediately after the message indicating that the current computer is accepting remote connectins. Clicking this link allows the user to change the PIN (personal identification number) for accessing this host."
   },
-  "HOME_DAEMON_DISABLED_MESSAGE": {
-    "message": "Sharing this computer for any-time access is not yet supported on this platform\u2026 stay tuned.",
-    "description": "Message displayed when the current computer is not accepting remote connections, instructing the user how to enable them."
-  },
   "HOME_DAEMON_STOP_BUTTON": {
     "message": "Disable remote connections",
     "description": "Button displayed when the current computer is accepting remote connections. Clicking this button causes it to stop accepting remote connections."
@@ -222,6 +218,25 @@
     "message": "You must enable remote connections if you want to use Chromoting to access this computer.",
     "description": "Message displayed when the current computer is not accepting remote connections, instructing the user how to enable them."
   },
+  "HOST_LIST_EMPTY": {
+    "message": "You have no computers registered. You can add a computer here by installing Chromoting on it and clicking $boldBegin$$buttonName$$boldEnd$.",
+    "description": "Message displayed to the user if there are no hosts registered to their account, informing them how to set up a host.",
+    "placeholders": {
+      "boldBegin": {
+        "content": "$1",
+        "example": "<b>"
+      },
+      "buttonName": {
+        "content": "$2",
+        "example": "Enable remote connections"
+      },
+      "boldEnd": {
+        "content": "$3",
+        "example": "</b>"
+      }
+    }
+
+  },
   "HOST_SETUP_CRASH_REPORTING_MESSAGE": {
     "message": "Help us improve Chromoting by allowing us to collect usage statistics and crash reports.",
     "description": "Message displayed next to the checkbox that the user can select to allow crash dump collection and reporting."