Fix clipboard permission callbacks to account for default values.

chrome/renderer/content_settings_observer.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/content_settings_observer.h"
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
 #include "chrome/common/render_messages.h"
 #include "content/public/common/url_constants.h"
@@ skipping 402 matching lines @@
     return permissions->second;
 
   Send(new ChromeViewHostMsg_AllowDOMStorage(
       routing_id(), GURL(frame->securityOrigin().toString()),
       GURL(frame->top()->securityOrigin().toString()), local, &result));
   cached_storage_permissions_[key] = result;
   return result;
 }
 
 bool ContentSettingsObserver::allowReadFromClipboard(bool default_value) {
-  bool allowed = false;
+  bool allowed = default_value;
 #if defined(ENABLE_EXTENSIONS)
   extensions::ScriptContext* calling_context =
       extension_dispatcher_->script_context_set().GetCalling();
   if (calling_context) {
-    allowed = calling_context->HasAPIPermission(
+    allowed |= calling_context->HasAPIPermission(
         extensions::APIPermission::kClipboardRead);
   }
 #endif
   return allowed;
 }
 
 bool ContentSettingsObserver::allowWriteToClipboard(bool default_value) {
-  bool allowed = false;
+  bool allowed = default_value;
 #if defined(ENABLE_EXTENSIONS)
   // All blessed extension pages could historically write to the clipboard, so
   // preserve that for compatibility.
   extensions::ScriptContext* calling_context =
       extension_dispatcher_->script_context_set().GetCalling();
   if (calling_context) {
     if (calling_context->effective_context_type() ==
         extensions::Feature::BLESSED_EXTENSION_CONTEXT) {
       allowed = true;
     } else {
-      allowed = calling_context->HasAPIPermission(
+      allowed |= calling_context->HasAPIPermission(
           extensions::APIPermission::kClipboardWrite);
     }
   }
 #endif
   return allowed;
 }
 
 bool ContentSettingsObserver::allowMutationEvents(bool default_value) {
   return IsPlatformApp() ? false : default_value;
 }
@@ skipping 259 matching lines @@
 
   // If the scheme is file:, an empty file name indicates a directory listing,
   // which requires JavaScript to function properly.
   if (EqualsASCII(origin.protocol(), url::kFileScheme)) {
     return document_url.SchemeIs(url::kFileScheme) &&
            document_url.ExtractFileName().empty();
   }
 
   return false;
 }