Implement apps v2 custom window frame.

remoting/resources/remoting_strings.grd

Index: remoting/resources/remoting_strings.grd
diff --git a/remoting/resources/remoting_strings.grd b/remoting/resources/remoting_strings.grd
index 35367d18b65d2ee92d666c1d06645719eb96aa47..0c15c8c2009f2247efc962b63c2e57776bf038c1 100644
--- a/remoting/resources/remoting_strings.grd
+++ b/remoting/resources/remoting_strings.grd
@@ -551,9 +551,24 @@ First release of Chrome Remote Desktop for Android.
       <message desc="Footer text displayed at the host after an access code has been generated, but before a client connects." name="IDS_FOOTER_WAITING">
         waiting for connection…
       </message>
-      <message desc="Menu option for toggle full-screen mode. Equivalent to using the Wrench menu to do the same thing." name="IDS_FULL_SCREEN">
+      <message desc="Menu option for toggle full-screen mode." name="IDS_FULL_SCREEN">
         Full screen
       </message>
+      <message desc="Icon to leave full-screen mode." name="IDS_EXIT_FULL_SCREEN">
+        Exit full screen
+      </message>
+      <message desc="Tool-tip for the window's close icon." name="IDS_CLOSE_WINDOW">
+        Close window
+      </message>
+      <message desc="Tool-tip for the window's maximize icon." name="IDS_MAXIMIZE_WINDOW">
+        Maximize window
+      </message>
+      <message desc="Tool-tip for the window's minimize icon." name="IDS_MINIMIZE_WINDOW">
+        Minimize window
+      </message>
+      <message desc="Tool-tip for the window's restore icon." name="IDS_RESTORE_WINDOW">
+        Restore window
+      </message>
       <message desc="Button displayed underneath explanatory text for app features. Clicking causes the text, infographic and the button itself to be replaced by the actual UI for that feature." name="IDS_GET_STARTED">
         Get started
       </message>