Rename WebKit namespace to blink

Source/modules/filesystem/DOMFileSystemBase.h

Index: Source/modules/filesystem/DOMFileSystemBase.h
diff --git a/Source/modules/filesystem/DOMFileSystemBase.h b/Source/modules/filesystem/DOMFileSystemBase.h
index 145e726f49abe3b92279cd0cbe2408fa1d33592b..893ecd7a77a06ee6076a6de85fa705c7be089ce6 100644
--- a/Source/modules/filesystem/DOMFileSystemBase.h
+++ b/Source/modules/filesystem/DOMFileSystemBase.h
@@ -38,7 +38,7 @@
 #include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
-namespace WebKit {
+namespace blink {
 class WebFileSystem;
 }
 
@@ -85,7 +85,7 @@ public:
     const String& name() const { return m_name; }
     FileSystemType type() const { return m_type; }
     KURL rootURL() const { return m_filesystemRootURL; }
-    WebKit::WebFileSystem* fileSystem() const;
+    blink::WebFileSystem* fileSystem() const;
     SecurityOrigin* securityOrigin() const;
 
     // The clonable flag is used in the structured clone algorithm to test