Clear offsetToLineColumn cache when new compilation arrives

src/app.js

@@ -263,10 +263,14 @@ Please make a backup of your contracts and start using http://remix.ethereum.org
     return 'Are you sure you want to leave?'
   }
 
+  let appStore = new EntityStore('module', 'name')
+  const appManager = new RemixAppManager(appStore)
+  registry.put({api: appManager, name: 'appmanager'})
+
   registry.put({api: msg => self._components.mainview.logHtmlMessage(msg), name: 'logCallback'})
 
   // helper for converting offset to line/column
-  var offsetToLineColumnConverter = new OffsetToLineColumnConverter()
+  var offsetToLineColumnConverter = new OffsetToLineColumnConverter(appManager)
   registry.put({api: offsetToLineColumnConverter, name: 'offsettolinecolumnconverter'})
 
   // json structure for hosting the last compilattion result
@@ -318,10 +322,6 @@ Please make a backup of your contracts and start using http://remix.ethereum.org
 
   // TODO: There are still a lot of dep between mainview and filemanager
 
-  let appStore = new EntityStore('module', 'name')
-  const appManager = new RemixAppManager(appStore)
-  registry.put({api: appManager, name: 'appmanager'})
-
   // ----------------- file manager ----------------------------
   self._components.fileManager = new FileManager()
   const fileManager = self._components.fileManager

src/lib/offsetToLineColumnConverter.js

 'use strict'
 var SourceMappingDecoder = require('remix-lib').SourceMappingDecoder
 
-function offsetToColumnConverter () {
+function offsetToColumnConverter (appManager) {
   this.lineBreakPositionsByContent = {}
   this.sourceMappingDecoder = new SourceMappingDecoder()
-  // we don't listen anymore on compilation result for clearing the cache
+  appManager.data.proxy.event.register('sendCompilationResult', () => {
+    this.clear()
+  })
 }
 
 offsetToColumnConverter.prototype.offsetToLineColumn = function (rawLocation, file, sources, asts) {