use addressToString for all

apps/remix-ide/src/app/tabs/web3-provider.js

@@ -55,11 +55,12 @@ export class Web3ProviderModule extends Plugin {
                       console.log('receipt available but contract address not present', receipt)
                       return
                     }
-                    const contractData = await this.call('compilerArtefacts', 'getContractDataFromAddress', receipt.contractAddress)
+                    const contractAddressStr = addressToString(receipt.contractAddress)
+                    const contractData = await this.call('compilerArtefacts', 'getContractDataFromAddress', contractAddressStr)
                     if (contractData) {
-                      this.call('udapp', 'addInstance', receipt.contractAddress, contractData.contract.abi, contractData.name)
+                      this.call('udapp', 'addInstance', contractAddressStr, contractData.contract.abi, contractData.name)
                       const data = await this.call('compilerArtefacts', 'getCompilerAbstract', contractData.file)
-                      await this.call('compilerArtefacts', 'addResolvedContract', addressToString(receipt.contractAddress), data)
+                      await this.call('compilerArtefacts', 'addResolvedContract', contractAddressStr, data)
                     }
                   }, 50)
                 }