Implement Chrome Extension TabCapture API.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 3e5e642642eda94f403b7d9c3d7b078cd558d396..32aba013d99b62c42743a8bdf672c600611f4718 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -4747,6 +4747,9 @@ Public Exponent (<ph name="PUBLIC_EXPONENT_NUM_BITS">$3<ex>24</ex></ph> bits):
       <message name="IDS_EXTENSION_PROMPT_WARNING_TABS" desc="Permission string for access to tabs.">
         Access your tabs and browsing activity
       </message>
+      <message name="IDS_EXTENSION_PROMPT_WARNING_TAB_CAPTURE" desc="Permission string for access to capturing tab contents.">
+        Video capture of your tabs and browsing activity

[Aaron Boodman, 2012/10/17 20:28:14]

No separate warning for this permission. It will use the generic 'access to your
private data on all websites warning.'

[justinlin, 2012/10/17 23:41:48]

Done.

+      </message>
       <message name="IDS_EXTENSION_PROMPT_WARNING_DEBUGGER" desc="Permission string for access to debugger.">
         Access the page debugger backend
       </message>
@@ -5731,6 +5734,12 @@ Keep your key file in a safe place. You will need it to create new versions of y
       <message name="IDS_ENABLE_TOUCH_EVENTS_DESCRIPTION" desc="Description of the enable touch-events flag.">
         Enables experimental touch event support regardless of the presence of a physical touch screen capable of generating touch events.
       </message>
+      <message name="IDS_ENABLE_TAB_CAPTURE_NAME" desc="Title of the enable tab capture flag." >
+        Enable Tab Capture API
+      </message>
+      <message name="IDS_ENABLE_TAB_CAPTURE_DESCRIPTION" desc="Description of the enable tab capture flag.">
+        Enables experimental tab capture API to generate video streams of tab content.
+      </message>
       <message name="IDS_ENABLE_BACKLOADER_NAME" desc="Title of the enable background loader flag." >
         Enable background loader component for hosted applications
       </message>