Updated home screen to match new UI mocks.

remoting/webapp/_locales/en/messages.json

 {
   "ACCESS_CODE": {
     "message": "Access code",
     "description": "Label for the access code entry box. This is where the client user enters the code that permits access to the host."
   },
   "ACCESS_CODE_TIMER": {
     "message": "This access code will expire in $timeout$",
     "description": "Text displayed when the access code is due to time out within 30 seconds.",
     "placeholders": {
       "timeout": {
@@ skipping 19 matching lines @@
     "description": "Label for general-purpose Cancel buttons."
   },
   "CLOSE_PROMPT": {
     "message": "Leaving this page will end your Chromoting session.",
     "description": "Message shown when the Chromoting client tab is closed while a connection is active."
   },
   "CONNECT_BUTTON": {
     "message": "Connect",
     "description": "Label for the connect button. Clicking this button will start the Chromoting session if the access code is correct."
   },
+  "CONNECTION_HISTORY_BUTTON": {
+    "message": "Connection history",
+    "description": "Label for the connection history button. Clicking this button opens a dialog showing recent connections."
+  },
   "CONTINUE_BUTTON": {
     "message": "Continue",
     "description": "Label for the continue button on the pre-authorization page. Clicking this button takes the user to the standard Google Accounts authorization page."
   },
   "CONTINUE_PROMPT": {
     "message": "You are currently sharing this machine with another user. Do you want to continue sharing?",
     "description": "Message displayed when the session has lasted longer than five minutes, explaining that the host computer is being shared and asking whether or not the user wants to continue sharing it."
   },
   "DESCRIPTION_AUTHORIZE": {
     "message": "To use Chromoting you must grant extended access permissions to your computer. You only have to do this once.",
@@ skipping 75 matching lines @@
   },
   "FOOTER_WAITING": {
     "message": "waiting for connection\u2026",
     "description": "Footer text displayed at the host after an access code has been generated, but before a client connects."
   },
   "HELP": {
     "message": "Help",
     "description": "Help link, displayed in the top-left (assuming ltr layout) corner of the main screen. Clicking this takes the user to our FAQ."
   },
   "HOME_ACCESS_BUTTON": {
-    "message": "Access Now",
+    "message": "Access",
     "description": "Clicking this button starts the desktop access process."
   },
   "HOME_ACCESS_DESCRIPTION": {
     "message": "See and control a shared computer.",
     "description": "Description of the 'access' or 'client' functionality, displayed next to a button that instigates an access operation."
   },
   "HOME_DAEMON_ACTIVE_MESSAGE": {
     "message": "You may securely access this computer from anywhere you sign in to Chromoting.",
     "description": "Message displayed when the current computer is accepting remote connections."
   },
   "HOME_DAEMON_CHANGE_PIN_LINK": {
     "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_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."
   },
   "HOME_DAEMON_START_BUTTON": {
     "message": "Enable remote connections",
     "description": "Button displayed when the current computer is not accepting remote connections. Clicking this button causes it to start accepting remote connections."
   },
   "HOME_DAEMON_START_MESSAGE": {
     "message": "To securely access this computer from anywhere you sign in to Chromoting, you must first enable remote connections.",
     "description": "Message displayed when the current computer is not accepting remote connections, instructing the user how to enable them."
   },
-  "HOME_MY_COMPUTERS_TITLE": {
-    "message": "My Computers",
-    "description": "Title for the portion of the home page showing the list of hosts the user has previously registered for remote access at any time."
-  },
   "HOME_SHARE_BUTTON": {
-    "message": "Share Now",
+    "message": "Share",
     "description": "Clicking this button starts the desktop sharing process."
   },
   "HOME_SHARE_DESCRIPTION": {
     "message": "Share this computer for another user to see and control.",
     "description": "Description of the 'share' or 'host' functionality, displayed next to a button that instigates a share operation."
   },
   "HOME_SHARE_DESCRIPTION_CHROME_OS": {
     "message": "(this feature is not yet available for Chromebooks\u2026 stay tuned)",
     "description": "Text displayed below the description of the 'share' or 'host' functionality on ChromeOS devices, where it is not yet supported."
   },
@@ skipping 28 matching lines @@
       "user": {
         "content": "$1",
         "example": "user@domain.com"
       }
     }
   },
   "MODE_AUTHORIZE": {
     "message": "Authorize",
     "description": "Sub-title for the one-time authorization step. Displayed after the product name and separated by a chevron."
   },
-  "MODE_CONNECT": {
-    "message": "Connect",
-    "description": "Sub-title for the client app. Displayed after the product name and separated by a chevron."
+  "MODE_IT2ME": {
+    "message": "Remote Assistance",
+    "description": "Sub-title for the remote assistance section of the UI, which contains buttons to share this computer or to connect to another computer, both on a one-off basis."
   },
-  "MODE_SHARE": {
-    "message": "Share",
-    "description": "Sub-title for the host app. Displayed after the product name and separated by a chevron."
+  "MODE_ME2ME": {
+    "message": "My Computers",
+    "description": "Sub-title for the remote access section of the UI, which contains a list of currently-shared hosts and a button to enable this computer for long-term sharing."
   },
   "OK": {
     "message": "OK",
     "description": "Label for general-purpose OK buttons."
   },
   "OFFLINE": {
     "message": "Offline",
     "description": "Label indicating that a host in the list is not currently available for remote access."
   },
   "PIN": {
@@ skipping 22 matching lines @@
   },
   "TOOLTIP_SCALING": {
     "message": "Scale to fit",
     "description": "The tool-tip shown when the user hovers over the scale to fit button. Clicking this button toggles between scaling down the remote desktop to fit it inside the Chromium browser window and displaying it at 1:1 scale."
   },
   "WARNING_NAT_DISABLED": {
     "message": "NOTE: Policy settings permit connections only between computers within your network.",
     "description": "Message displayed at the bottom of the host screen if local policy dictates that NAT traversal is disabled, meaning that connections outside the local network will not work."
   }
 }