tab capture: Change the permissions for tabs.captureVisibleTab().

extensions/common/manifest_constants.cc

Index: extensions/common/manifest_constants.cc
diff --git a/extensions/common/manifest_constants.cc b/extensions/common/manifest_constants.cc
index 9e59b441eee7723886b9fb3cd9c203e131f081fd..bc73c667cb6bab0b464093240a594617b3dadbe4 100644
--- a/extensions/common/manifest_constants.cc
+++ b/extensions/common/manifest_constants.cc
@@ -220,6 +220,13 @@ const char kLaunchContainerWindow[] = "window";
 // cross-platform.
 namespace manifest_errors {
 
+const char kActiveTabPermissionNotGranted[] =
+    "This extension has the 'activeTab' permission, however it has not been "
+    "granted that permission by the user for the current tab.";

[not at google - send to devlin, 2014/01/21 21:44:21]

The terminology we've been using for "active tab granted" is "invoked", so like,
"The 'activeTab' permission is not in effect because this extension has not been
invoked"

[sadrul, 2014/01/23 20:11:14]

Done.

+
+const char kAllURLOrActiveTabNeeded[] =
+    "This extension needs at least one of '<all_urls>' and 'activeTab' "

[not at google - send to devlin, 2014/01/21 21:44:21]

Juts "Either the '<all_urls>' or 'activeTab' permission is required" ?

[sadrul, 2014/01/23 20:11:14]

Done.

+    "permissions.";
 const char kAppsNotEnabled[] =
     "Apps are not enabled.";
 const char kBackgroundPermissionNeeded[] =