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

components/webcrypto/nss/aes_gcm_nss.cc

Index: components/webcrypto/nss/aes_gcm_nss.cc
diff --git a/content/child/webcrypto/nss/aes_gcm_nss.cc b/components/webcrypto/nss/aes_gcm_nss.cc
similarity index 94%
rename from content/child/webcrypto/nss/aes_gcm_nss.cc
rename to components/webcrypto/nss/aes_gcm_nss.cc
index 27db07c4132f281dfd0af92c3013f74811ffcc3d..e4b8f752e1d7de8ee07914a184a52aae989fd09d 100644
--- a/content/child/webcrypto/nss/aes_gcm_nss.cc
+++ b/components/webcrypto/nss/aes_gcm_nss.cc
@@ -4,12 +4,12 @@
 
 #include "base/numerics/safe_math.h"
 #include "base/stl_util.h"
-#include "content/child/webcrypto/crypto_data.h"
-#include "content/child/webcrypto/nss/aes_algorithm_nss.h"
-#include "content/child/webcrypto/nss/key_nss.h"
-#include "content/child/webcrypto/nss/util_nss.h"
-#include "content/child/webcrypto/status.h"
-#include "content/child/webcrypto/webcrypto_util.h"
+#include "components/webcrypto/crypto_data.h"
+#include "components/webcrypto/nss/aes_algorithm_nss.h"
+#include "components/webcrypto/nss/key_nss.h"
+#include "components/webcrypto/nss/util_nss.h"
+#include "components/webcrypto/status.h"
+#include "components/webcrypto/webcrypto_util.h"
 #include "third_party/WebKit/public/platform/WebCryptoAlgorithmParams.h"
 
 // At the time of this writing:
@@ -38,8 +38,6 @@ struct CK_GCM_PARAMS {
 };
 #endif  // !defined(CKM_AES_GCM)
 
-namespace content {
-
 namespace webcrypto {
 
 namespace {
@@ -182,5 +180,3 @@ AlgorithmImplementation* CreatePlatformAesGcmImplementation() {
 }
 
 }  // namespace webcrypto
-
-}  // namespace content