nonce-tracker - use blockTracker directly

app/scripts/controllers/transactions.js

@@ -46,6 +46,7 @@ module.exports = class TransactionController extends EventEmitter {
     this.txStateManager.on('tx:status-update', this.emit.bind(this, 'tx:status-update'))
     this.nonceTracker = new NonceTracker({
       provider: this.provider,
+      blockTracker: this.blockTracker,
       getPendingTransactions: this.txStateManager.getPendingTransactions.bind(this.txStateManager),
       getConfirmedTransactions: (address) => {
         return this.txStateManager.getFilteredTxList({

app/scripts/lib/nonce-tracker.js

@@ -4,8 +4,9 @@ const Mutex = require('await-semaphore').Mutex
 
 class NonceTracker {
 
-  constructor ({ provider, getPendingTransactions, getConfirmedTransactions }) {
+  constructor ({ provider, blockTracker, getPendingTransactions, getConfirmedTransactions }) {
     this.provider = provider
+    this.blockTracker = blockTracker
     this.ethQuery = new EthQuery(provider)
     this.getPendingTransactions = getPendingTransactions
     this.getConfirmedTransactions = getConfirmedTransactions
@@ -53,7 +54,7 @@ class NonceTracker {
   }
 
   async _getCurrentBlock () {
-    const blockTracker = this._getBlockTracker()
+    const blockTracker = this.blockTracker
     const currentBlock = blockTracker.getCurrentBlock()
     if (currentBlock) return currentBlock
     return await Promise((reject, resolve) => {
@@ -139,11 +140,6 @@ class NonceTracker {
     return { name: 'local', nonce: highest, details: { startPoint, highest } }
   }
 
-  // this is a hotfix for the fact that the blockTracker will
-  // change when the network changes
-  _getBlockTracker () {
-    return this.provider._blockTracker
-  }
 }
 
 module.exports = NonceTracker

test/unit/nonce-tracker-test.js

@@ -190,12 +190,13 @@ function generateNonceTrackerWith (pending, confirmed, providerStub = '0x0') {
   providerResultStub.result = providerStub
   const provider = {
     sendAsync: (_, cb) => { cb(undefined, providerResultStub) },
-    _blockTracker: {
+  }
+  const blockTracker = {
     getCurrentBlock: () => '0x11b568',
-    },
   }
   return new NonceTracker({
     provider,
+    blockTracker,
     getPendingTransactions,
     getConfirmedTransactions,
   })