Adding WebRTC log upload list under chrome://webrtc-logs

chrome/common/url_constants.h

Index: chrome/common/url_constants.h
diff --git a/chrome/common/url_constants.h b/chrome/common/url_constants.h
index 222c2b94b7b3fdd120dc36ca8070ae6a8ddf7115..454bfd3bb721f3a7141ccf68e4155d0d93c5b59e 100644
--- a/chrome/common/url_constants.h
+++ b/chrome/common/url_constants.h
@@ -119,6 +119,10 @@ extern const char kChromeUIGestureConfigHost[];
 extern const char kChromeUITabModalConfirmDialogURL[];
 #endif
 
+#if defined(ENABLE_WEBRTC)
+extern const char kChromeUIWebRtcLogsURL[];
+#endif
+
 // chrome components of URLs. Should be kept in sync with the full URLs above.
 extern const char kChromeUIAboutHost[];
 extern const char kChromeUIAboutPageFrameHost[];
@@ -263,6 +267,10 @@ extern const char kChromeUIFileManagerHost[];
 extern const char kChromeUITabModalConfirmDialogHost[];
 #endif
 
+#if defined(ENABLE_WEBRTC)
+extern const char kChromeUIWebRtcLogsHost[];
+#endif
+
 // Options sub-pages.
 extern const char kAutofillSubPage[];
 extern const char kClearBrowserDataSubPage[];