Pass content-type resources to web intents. Goes through download, then invokes the p…

content/browser/intents/intent_injector.cc

Index: content/browser/intents/intent_injector.cc
diff --git a/content/browser/intents/intent_injector.cc b/content/browser/intents/intent_injector.cc
index 03198892525e1254a190c4e3ea44abd07b2d826e..0e1f96fd1773bb0a1b56cc71dc13816a6e767bc2 100644
--- a/content/browser/intents/intent_injector.cc
+++ b/content/browser/intents/intent_injector.cc
@@ -6,8 +6,10 @@
 
 #include "base/bind.h"
 #include "base/command_line.h"
+#include "base/file_path.h"
 #include "base/logging.h"
 #include "base/string16.h"
+#include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/common/intents_messages.h"
@@ -63,6 +65,15 @@ void IntentInjector::RenderViewCreated(RenderViewHost* render_view_host) {
     return;
   }
 
+  if (source_intent_->data_type == webkit_glue::WebIntentData::BLOB) {
+    // Grant read permission on the blob file to the delivered context.
+    ChildProcessSecurityPolicyImpl* policy =
+      ChildProcessSecurityPolicyImpl::GetInstance();
+    int child_id = render_view_host->GetProcess()->GetID();
+    policy->GrantReadFile(child_id,

[michaeln, 2012/03/29 20:51:57]

are read rights ever revoked, should they be at some point?


nit: it's more common usage i think...
ChildProcessSecurityPolicyImpl::GetInstance()->DoSomething(
    ....);

[Greg Billock, 2012/03/29 21:04:45]

I should do that when the injector is destroyed? I'd need to write down the
child_id, but that's not a problem.
Fixed.

+                          FilePath::FromUTF8Unsafe(source_intent_->blob_file));
+  }
+
   render_view_host->Send(new IntentsMsg_SetWebIntentData(
       render_view_host->GetRoutingID(), *(source_intent_.get())));
 }