Allow content script insertion on about:-URLs.

chrome/browser/extensions/script_executor.h

Index: chrome/browser/extensions/script_executor.h
diff --git a/chrome/browser/extensions/script_executor.h b/chrome/browser/extensions/script_executor.h
index 03c1f550c30a5161c56c33a54740f6c3dbd193fb..d4cd78e332f66200b79307059c967d076588cbc2 100644
--- a/chrome/browser/extensions/script_executor.h
+++ b/chrome/browser/extensions/script_executor.h
@@ -83,6 +83,7 @@ class ScriptExecutor {
                      ScriptType script_type,
                      const std::string& code,
                      FrameScope frame_scope,
+                     bool match_about_blank,

[not at google - send to devlin, 2014/04/21 19:56:22]

please make this an enum like every other option in this file. the reason why
they all use basically true/false enum is because functions calls would be crazy
with 6+ bool types.

[robwu, 2014/04/21 22:15:41]

Done.

                      UserScript::RunLocation run_at,
                      WorldType world_type,
                      ProcessType process_type,