Fullscreen mode UI....

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
===================================================================
--- chrome/app/generated_resources.grd	(revision 10202)
+++ chrome/app/generated_resources.grd	(working copy)
@@ -559,6 +559,9 @@
       <message name="IDS_SHOW_BOOKMARK_BAR" desc="The toggle to show the bookmark bar">
         &amp;Always show bookmarks bar
       </message>
+      <message name="IDS_FULLSCREEN" desc="Switches into fullscreen mode">
+        &amp;Full screen mode
+      </message>
       <message name="IDS_CLEAR_BROWSING_DATA" desc="The text label for the menu item for clearing of browsing data">
         &amp;Clear browsing data...
       </message>
@@ -1487,7 +1490,13 @@
         Close find bar
       </message>
 
+      
+      <!-- Fullscreen mode -->
+      <message name="IDS_EXIT_FULLSCREEN_MODE" desc="Clickable message displayed on entering fullscreen mode to tell users how to return to normal mode">
+        Exit full screen mode (<ph name="ACCELERATOR">$1<ex>F11</ex></ph>)
+      </message>
 
+
       <!-- Task Manager Window -->
       <message name="IDS_TASK_MANAGER_KILL" desc="The caption of the Task Manager kill button">
         End process
@@ -3189,6 +3198,9 @@
       <message name="IDS_F1_KEY" desc="F1 key">
         F1
       </message>
+      <message name="IDS_F11_KEY" desc="F11 key">
+        F11
+      </message>
 
       <!-- Strings used in local directory listings -->
       <message name="IDS_DIRECTORY_LISTING_HEADER" desc="When viewing a local directory, this is the title of the page.">