Remove dependency on the DevTools agent for console logs.

third_party/WebKit/public/web/WebConsoleMessage.h

Index: third_party/WebKit/public/web/WebConsoleMessage.h
diff --git a/third_party/WebKit/public/web/WebConsoleMessage.h b/third_party/WebKit/public/web/WebConsoleMessage.h
index d0a109c348648438725fa143008e69ce0fb816cf..2674a69202f7009d29888f99a6299412c494a09a 100644
--- a/third_party/WebKit/public/web/WebConsoleMessage.h
+++ b/third_party/WebKit/public/web/WebConsoleMessage.h
@@ -46,14 +46,30 @@ struct WebConsoleMessage {
         LevelLast = LevelInfo
     };
 
+    enum Source {

[dcheng, 2016/04/14 17:29:11]

enum class Source.

[carlosk, 2016/04/15 09:42:43]

Done.

+        SourceXML,
+        SourceJS,
+        SourceNetwork,
+        SourceConsoleAPI,
+        SourceStorage,
+        SourceAppCache,
+        SourceRendering,
+        SourceSecurity,
+        SourceOther,
+        SourceDeprecation,
+        SourceLast = SourceDeprecation
+    };
+
     Level level;
     WebString text;
     WebString url;
+    Source source;
     unsigned lineNumber;
     unsigned columnNumber;
 
     WebConsoleMessage()
         : level(LevelLog)
+        , source(SourceOther)
         , lineNumber(0)
         , columnNumber(0)
     {
@@ -61,6 +77,7 @@ struct WebConsoleMessage {
     WebConsoleMessage(Level level, const WebString& text)
         : level(level)
         , text(text)
+        , source(SourceOther)
         , lineNumber(0)
         , columnNumber(0)
     {