Move webcrypto to child/ and add support to worker_webkitplatformsupport.

content/child/webcrypto/webcrypto_impl.h

Index: content/child/webcrypto/webcrypto_impl.h
diff --git a/content/renderer/webcrypto/webcrypto_impl.h b/content/child/webcrypto/webcrypto_impl.h
similarity index 95%
rename from content/renderer/webcrypto/webcrypto_impl.h
rename to content/child/webcrypto/webcrypto_impl.h
index 8f87c90666b62c07a75ddd791d4711aec840243b..c3734ca8d2ab1ddc13570a695ce02e3c1dc1732a 100644
--- a/content/renderer/webcrypto/webcrypto_impl.h
+++ b/content/child/webcrypto/webcrypto_impl.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_RENDERER_WEBCRYPTO_WEBCRYPTO_IMPL_H_
-#define CONTENT_RENDERER_WEBCRYPTO_WEBCRYPTO_IMPL_H_
+#ifndef CONTENT_CHILD_WEBCRYPTO_WEBCRYPTO_IMPL_H_
+#define CONTENT_CHILD_WEBCRYPTO_WEBCRYPTO_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ -74,4 +74,4 @@ class WebCryptoImpl : public blink::WebCrypto {
 
 }  // namespace content
 
-#endif  // CONTENT_RENDERER_WEBCRYPTO_WEBCRYPTO_IMPL_H_
+#endif  // CONTENT_CHILD_WEBCRYPTO_WEBCRYPTO_IMPL_H_