Add new danger type for uncommon or unknown downloads.

chrome/browser/download/download_extension_api.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/browser/download/download_extension_api.h"
 
 #include <algorithm>
 #include <cctype>
 #include <iterator>
 #include <set>
@@ skipping 64 matching lines @@
 const int  kDefaultIconSize = 32;
 
 // Parameter keys
 const char kBodyKey[] = "body";
 const char kBytesReceivedKey[] = "bytesReceived";
 const char kDangerAcceptedKey[] = "dangerAccepted";
 const char kDangerContent[] = "content";
 const char kDangerFile[] = "file";
 const char kDangerKey[] = "danger";
 const char kDangerSafe[] = "safe";
+const char kDangerUncommon[] = "uncommon";
 const char kDangerUrl[] = "url";
 const char kEndTimeKey[] = "endTime";
 const char kErrorKey[] = "error";
 const char kFileSizeKey[] = "fileSize";
 const char kFilenameKey[] = "filename";
 const char kFilenameRegexKey[] = "filenameRegex";
 const char kHeaderNameKey[] = "name";
 const char kHeaderValueKey[] = "value";
 const char kHeaderBinaryValueKey[] = "binaryValue";
 const char kHeadersKey[] = "headers";
@@ skipping 12 matching lines @@
 const char kStateComplete[] = "complete";
 const char kStateInProgress[] = "in_progress";
 const char kStateInterrupted[] = "interrupted";
 const char kStateKey[] = "state";
 const char kTotalBytesKey[] = "totalBytes";
 const char kTotalBytesGreaterKey[] = "totalBytesGreater";
 const char kTotalBytesLessKey[] = "totalBytesLess";
 const char kUrlKey[] = "url";
 const char kUrlRegexKey[] = "urlRegex";
 
+// Note: Any change to the danger type strings, should be accompanied by a
+// corresponding change to {experimental.}downloads.json.
 const char* kDangerStrings[] = {
   kDangerSafe,
   kDangerFile,
   kDangerUrl,
   kDangerContent,
   kDangerSafe,
+  kDangerUncommon,
 };
+COMPILE_ASSERT(arraysize(kDangerStrings) == content::DOWNLOAD_DANGER_TYPE_MAX,
+               download_danger_type_enum_changed);
 
+// Note: Any change to the state strings, should be accompanied by a
+// corresponding change to {experimental.}downloads.json.
 const char* kStateStrings[] = {
   kStateInProgress,
   kStateComplete,
   kStateInterrupted,
   NULL,
   kStateInterrupted,
 };
+COMPILE_ASSERT(arraysize(kStateStrings) == DownloadItem::MAX_DOWNLOAD_STATE,
+               download_item_state_enum_changed);
 
 const char* DangerString(content::DownloadDangerType danger) {
   DCHECK(danger >= 0);
   DCHECK(danger < static_cast<content::DownloadDangerType>(
       arraysize(kDangerStrings)));
   return kDangerStrings[danger];
 }
 
 content::DownloadDangerType DangerEnumFromString(const std::string& danger) {
   for (size_t i = 0; i < arraysize(kDangerStrings); ++i) {
@@ skipping 924 matching lines @@
   ListValue args;
   args.Append(arg);
   std::string json_args;
   base::JSONWriter::Write(&args, &json_args);
   profile_->GetExtensionEventRouter()->DispatchEventToRenderers(
       event_name,
       json_args,
       profile_,
       GURL());
 }