Split part of about_handler into chrome/common to break the browser-renderer dependency.

BUG=46666
TEST=none
Review URL: http://codereview.chromium.org/2814012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@50209 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 57 insertions, 0 deletions

diff --git a/chrome/common/about_handler.cc b/chrome/common/about_handler.cc
new file mode 100644
index 0000000..84658a0
--- /dev/null
+++ b/chrome/common/about_handler.cc
@@ -0,0 +1,34 @@
+// Copyright (c) 2010 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/common/about_handler.h"
+
+namespace chrome_about_handler {
+
+// This needs to match up with about_urls_handlers in
+// chrome/renderer/about_handler.cc.
+const char* const about_urls[] = {
+  chrome::kAboutCrashURL,
+  chrome::kAboutHangURL,
+  chrome::kAboutShorthangURL,
+  NULL,
+};
+const size_t about_urls_size = arraysize(about_urls);
+
+const char* const kAboutScheme = "about";
+
+bool WillHandle(const GURL& url) {
+  if (url.scheme() != kAboutScheme)
+    return false;
+
+  const char* const* url_handler = about_urls;
+  while (*url_handler) {
+    if (GURL(*url_handler) == url)
+      return true;
+    url_handler++;
+  }
+  return false;
+}
+
+}  // namespace chrome_about_handler
diff --git a/chrome/common/about_handler.h b/chrome/common/about_handler.h
new file mode 100644
index 0000000..f5d0818
--- /dev/null
+++ b/chrome/common/about_handler.h
@@ -0,0 +1,23 @@
+// Copyright (c) 2010 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.
+
+#ifndef CHROME_COMMON_ABOUT_HANDLER_H__
+#define CHROME_COMMON_ABOUT_HANDLER_H__
+
+#include "chrome/common/url_constants.h"
+#include "googleurl/src/gurl.h"
+
+namespace chrome_about_handler {
+
+extern const char* const about_urls[];
+extern const size_t about_urls_size;  // Only used for testing
+extern const char* const kAboutScheme;
+
+// Returns true if the URL is one that AboutHandler will handle when
+// AboutHandler::MaybeHandle is called.
+bool WillHandle(const GURL& url);
+
+}  // namespace chrome_about_handler
+
+#endif  // CHROME_COMMON_ABOUT_HANDLER_H__