[wip] Respect the clipboardRead and clipboardWrite permissions in content scripts.

chrome/browser/renderer_host/chrome_extension_message_filter.cc

Index: chrome/browser/renderer_host/chrome_extension_message_filter.cc
diff --git a/chrome/browser/renderer_host/chrome_extension_message_filter.cc b/chrome/browser/renderer_host/chrome_extension_message_filter.cc
index ae531912c1f34d9101b88bf3c562156c0d3c2a63..569bd43f9a89bc4fc48ec85731cd57f13903271f 100644
--- a/chrome/browser/renderer_host/chrome_extension_message_filter.cc
+++ b/chrome/browser/renderer_host/chrome_extension_message_filter.cc
@@ -88,10 +88,6 @@ bool ChromeExtensionMessageFilter::OnMessageReceived(
     const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(ChromeExtensionMessageFilter, message)
-    IPC_MESSAGE_HANDLER(ChromeViewHostMsg_CanTriggerClipboardRead,
-                        OnCanTriggerClipboardRead)
-    IPC_MESSAGE_HANDLER(ChromeViewHostMsg_CanTriggerClipboardWrite,
-                        OnCanTriggerClipboardWrite)
     IPC_MESSAGE_HANDLER(ExtensionHostMsg_OpenChannelToExtension,
                         OnOpenChannelToExtension)
     IPC_MESSAGE_HANDLER(ExtensionHostMsg_OpenChannelToTab, OnOpenChannelToTab)
@@ -133,21 +129,6 @@ void ChromeExtensionMessageFilter::OnDestruct() const {
   }
 }
 
-void ChromeExtensionMessageFilter::OnCanTriggerClipboardRead(
-    const GURL& origin, bool* allowed) {
-  *allowed = extension_info_map_->SecurityOriginHasAPIPermission(
-      origin, render_process_id_, APIPermission::kClipboardRead);
-}
-
-void ChromeExtensionMessageFilter::OnCanTriggerClipboardWrite(
-    const GURL& origin, bool* allowed) {
-  // Since all extensions could historically write to the clipboard, preserve it
-  // for compatibility.
-  *allowed = (origin.SchemeIs(extensions::kExtensionScheme) ||
-      extension_info_map_->SecurityOriginHasAPIPermission(
-          origin, render_process_id_, APIPermission::kClipboardWrite));
-}
-
 void ChromeExtensionMessageFilter::OnOpenChannelToExtension(
     int routing_id,
     const ExtensionMsg_ExternalConnectionInfo& info,