Implement granular cross-origin XHR for extensions.

I left the temporary hack that allows all origins until we are
ready to break everything all at once.

Also, I still need to devise some way to test this.

BUG=12129

Review URL: http://codereview.chromium.org/173166

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@24089 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 27 insertions, 1 deletions

diff --git a/chrome/common/render_messages.h b/chrome/common/render_messages.h
index fcbf0a4..aeda43d 100644
--- a/chrome/common/render_messages.h
+++ b/chrome/common/render_messages.h
@@ -17,6 +17,7 @@
 #include "chrome/common/common_param_traits.h"
 #include "chrome/common/css_colors.h"
 #include "chrome/common/extensions/update_manifest.h"
+#include "chrome/common/extensions/url_pattern.h"
 #include "chrome/common/filter_policy.h"
 #include "chrome/common/modal_dialog_event.h"
 #include "chrome/common/page_transition_types.h"
@@ -2103,6 +2104,25 @@ struct ParamTraits<UpdateManifest::Result> {
   }
 };
 
+// Traits for URLPattern.
+template <>
+struct ParamTraits<URLPattern> {
+  typedef URLPattern param_type;
+  static void Write(Message* m, const param_type& p) {
+    WriteParam(m, p.GetAsString());
+  }
+  static bool Read(const Message* m, void** iter, param_type* p) {
+    std::string spec;
+    if (!ReadParam(m, iter, &spec))
+      return false;
+
+    return p->Parse(spec);
+  }
+  static void Log(const param_type& p, std::wstring* l) {
+    LogParam(p.GetAsString(), l);
+  }
+};
+
 }  // namespace IPC
 
 
diff --git a/chrome/common/render_messages_internal.h b/chrome/common/render_messages_internal.h
index 6f15991..45a409b 100644
--- a/chrome/common/render_messages_internal.h
+++ b/chrome/common/render_messages_internal.h
@@ -600,10 +600,16 @@ IPC_BEGIN_MESSAGES(View)
 
   // Tell the renderer process which permissions the given extension has. See
   // Extension::Permissions for which elements correspond to which permissions.
-  IPC_MESSAGE_CONTROL2(ViewMsg_Extension_SetPermissions,
+  IPC_MESSAGE_CONTROL2(ViewMsg_Extension_SetAPIPermissions,
                        std::string /* extension_id */,
                        std::vector<std::string> /* permissions */)
 
+  // Tell the renderer process which host permissions the given extension has.
+  IPC_MESSAGE_CONTROL2(
+      ViewMsg_Extension_SetHostPermissions,
+      GURL /* source extension's origin */,
+      std::vector<URLPattern> /* URLPatterns the extension can access */)
+
   // Tell the renderer process all known page action ids for a particular
   // extension.
   IPC_MESSAGE_CONTROL2(ViewMsg_Extension_UpdatePageActions,