Allow tabCapture API to be granted for chrome:// pages.

chrome/browser/extensions/api/tab_capture/tab_capture_api.cc

Index: chrome/browser/extensions/api/tab_capture/tab_capture_api.cc
diff --git a/chrome/browser/extensions/api/tab_capture/tab_capture_api.cc b/chrome/browser/extensions/api/tab_capture/tab_capture_api.cc
index ac0df0a4c59e45372400fac317638cdadc648857..e2067375dbf302f483540d8caed3f06ca8f0e5f7 100644
--- a/chrome/browser/extensions/api/tab_capture/tab_capture_api.cc
+++ b/chrome/browser/extensions/api/tab_capture/tab_capture_api.cc
@@ -13,13 +13,13 @@
 #include "chrome/browser/extensions/api/tab_capture/tab_capture_registry_factory.h"
 #include "chrome/browser/extensions/event_names.h"
 #include "chrome/browser/extensions/extension_renderer_state.h"
-#include "chrome/browser/extensions/tab_helper.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sessions/session_tab_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_switches.h"
+#include "chrome/common/extensions/permissions/permissions_data.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "extensions/common/features/feature.h"
@@ -73,10 +73,16 @@ bool TabCaptureCaptureFunction::RunImpl() {
   const Extension* extension = GetExtension();
   const std::string& extension_id = extension->id();
 
+  content::RenderViewHost* const rvh = target_contents->GetRenderViewHost();
+  int render_process_id = rvh->GetProcess()->GetID();
+  int routing_id = rvh->GetRoutingID();

[not at google - send to devlin, 2013/09/13 03:22:44]

I don't see why you needed to move these up here, but, sure.

[justinlin, 2013/09/13 19:27:32]

Needed the tab_id.

+  int tab_id = SessionTabHelper::FromWebContents(target_contents)->
+                   session_id().id();
+
   // Make sure either we have been granted permission to capture through an
   // extension icon click or our extension is whitelisted.
-  if (!TabHelper::FromWebContents(target_contents)->
-          active_tab_permission_granter()->IsGranted(extension) &&
+  if (!PermissionsData::HasAPIPermissionForTab(
+          extension, tab_id, APIPermission::kTabCaptureForTab) &&
       CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
           switches::kWhitelistedExtensionID) != extension_id &&
       !FeatureProvider::GetByName("permission")->GetFeature("tabCapture")->
@@ -85,12 +91,6 @@ bool TabCaptureCaptureFunction::RunImpl() {
     return false;
   }
 
-  content::RenderViewHost* const rvh = target_contents->GetRenderViewHost();
-  int render_process_id = rvh->GetProcess()->GetID();
-  int routing_id = rvh->GetRoutingID();
-  int tab_id = SessionTabHelper::FromWebContents(target_contents)->
-                   session_id().id();
-
   // Create a constraints vector. We will modify all the constraints in this
   // vector to append our chrome specific constraints.
   std::vector<MediaStreamConstraint*> constraints;