In-browser signing support (#3231)

* Signer RAW confirmations

* Returning address book as eth_accounts

* UI support for in-browser signing

* Post review fixes

* Adding new methods to jsonrpc

* Fixing eth_accounts

* Deterministic accounts ordering

js/src/jsonrpc/interfaces/parity.js

@@ -356,6 +356,20 @@ export default {
     }
   },
 
+  nextNonce: {
+    desc: 'Returns next available nonce for transaction from given account. Includes pending block and transaction queue.',
+    params: [
+      {
+        type: Address,
+        desc: 'Account'
+      }
+    ],
+    returns: {
+      type: Quantity,
+      desc: 'Next valid nonce'
+    }
+  },
+
   nodeName: {
     desc: 'Returns node name (identity)',
     params: [],

js/src/jsonrpc/interfaces/signer.js

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-import { Quantity } from '../types';
+import { Quantity, Data } from '../types';
 
 export default {
   generateAuthorizationToken: {
@@ -57,6 +57,24 @@ export default {
     }
   },
 
+  confirmRequestRaw: {
+    desc: 'Confirm a request in the signer queue providing signed request.',
+    params: [
+      {
+        type: Quantity,
+        desc: 'The request id'
+      },
+      {
+        type: Data,
+        desc: 'Signed request (transaction RLP)'
+      }
+    ],
+    returns: {
+      type: Boolean,
+      desc: 'The status of the confirmation'
+    }
+  },
+
   rejectRequest: {
     desc: 'Rejects a request in the signer queue',
     params: [