Rename WebCore namespace to blink in Platform

Source/platform/SecureTextInput.h

 /*
  * Copyright (c) 2009, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 15 matching lines @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef SecureTextInput_h
 #define SecureTextInput_h
 
 #include "platform/PlatformExport.h"
 
-namespace WebCore {
+namespace blink {
 
 #if OS(MACOSX)
 // Once enableSecureTextInput is called, secure text input mode is set until
 // disableSecureTextInput has been called.
 PLATFORM_EXPORT void enableSecureTextInput();
 PLATFORM_EXPORT void disableSecureTextInput();
 #else
 inline void enableSecureTextInput() { }
 inline void disableSecureTextInput() { }
 #endif
 
-} // namespace WebCore
+} // namespace blink
 
 #endif // SecureTextInput_h