Rename WebKit namespace to blink

public/web/WebCache.h

Index: public/web/WebCache.h
diff --git a/public/web/WebCache.h b/public/web/WebCache.h
index 79a521947ec47aa2844e51e8929e0d4d7e78557e..28557da76ccc07ae4ffe9f203dad487d7e58ee82 100644
--- a/public/web/WebCache.h
+++ b/public/web/WebCache.h
@@ -33,7 +33,7 @@
 
 #include "../platform/WebCommon.h"
 
-namespace WebKit {
+namespace blink {
 
 // An interface to query and configure WebKit's resource cache.
 class WebCache {
@@ -86,6 +86,6 @@ private:
     WebCache();  // Not intended to be instanced.
 };
 
-}  // namespace WebKit
+}  // namespace blink
 
 #endif