html_viewer: Move webcrypto to a place where html_viewer can use it.

components/webcrypto/generate_key_result.cc

Index: components/webcrypto/generate_key_result.cc
diff --git a/content/child/webcrypto/generate_key_result.cc b/components/webcrypto/generate_key_result.cc
similarity index 93%
rename from content/child/webcrypto/generate_key_result.cc
rename to components/webcrypto/generate_key_result.cc
index 3c61657eb55fc71c8fc2fc654073935268202bde..3c0c4e856926434f49e881c63df444abdad12f62 100644
--- a/content/child/webcrypto/generate_key_result.cc
+++ b/components/webcrypto/generate_key_result.cc
@@ -2,12 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "content/child/webcrypto/generate_key_result.h"
+#include "components/webcrypto/generate_key_result.h"
 
 #include "base/logging.h"
 
-namespace content {
-
 namespace webcrypto {
 
 GenerateKeyResult::GenerateKeyResult() : type_(TYPE_NULL) {
@@ -59,5 +57,3 @@ void GenerateKeyResult::Complete(blink::WebCryptoResult* out) const {
 }
 
 }  // namespace webcrypto
-
-}  // namespace content