Fix hard-coding of "about:srcdoc"

third_party/WebKit/Source/platform/weborigin/KURL.h

Index: third_party/WebKit/Source/platform/weborigin/KURL.h
diff --git a/third_party/WebKit/Source/platform/weborigin/KURL.h b/third_party/WebKit/Source/platform/weborigin/KURL.h
index d6fcb7b37deea2a5caedf37c3230f845c2b75e66..e939c29f318cc36f1418ec667640239e6444a4d3 100644
--- a/third_party/WebKit/Source/platform/weborigin/KURL.h
+++ b/third_party/WebKit/Source/platform/weborigin/KURL.h
@@ -138,6 +138,7 @@ public:
     bool protocolIsInHTTPFamily() const;
     bool isLocalFile() const;
     bool isAboutBlankURL() const; // Is exactly about:blank.
+    bool isAboutSrcdocURL() const; // Is exactly about:srcdoc

[dominicc (has gone to gerrit), 2015/11/16 07:50:30]

Nit: The previous line's comment ends with a period. Be consistent, otherwise
you might give the impression that about:blank ends with a period or something.

[Xiaocheng, 2015/11/17 05:25:47]

Done.

 
     bool setProtocol(const String&);
     void setHost(const String&);
@@ -212,6 +213,7 @@ PLATFORM_EXPORT bool operator!=(const String&, const KURL&);
 PLATFORM_EXPORT bool equalIgnoringFragmentIdentifier(const KURL&, const KURL&);
 
 PLATFORM_EXPORT const KURL& blankURL();
+PLATFORM_EXPORT const KURL& srcdocURL();
 
 // Functions to do URL operations on strings.
 // These are operations that aren't faster on a parsed URL.