Update app runtime custom bindings to handle no WebIntents launch data.

chrome/renderer/resources/extensions/app_runtime_custom_bindings.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Custom bindings for the chrome.app.runtime API.
 
 var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
 var fileSystemHelpers = requireNative('file_system_natives');
 var GetIsolatedFileSystem = fileSystemHelpers.GetIsolatedFileSystem;
 var appNatives = requireNative('app_runtime');
 var DeserializeString = appNatives.DeserializeString;
 var SerializeToString = appNatives.SerializeToString;
 var CreateBlob = appNatives.CreateBlob;
 
 chromeHidden.Event.registerArgumentMassager('app.runtime.onLaunched',
     function(args, dispatch) {
   var launchData = args[0];
-  var intentData = args[1];
-  var intentId = args[2];
 
   if (launchData && typeof launchData.id !== 'undefined') {
     // new-style dispatch.
     var items = []
     var numItems = launchData.items.length;
     var itemLoaded = function(err, item) {
       if (err) {
         console.error('Error getting fileEntry, code: ' + err.code);
       } else {
         items.push(item);
       }
       if (--numItems === 0) {
         if (items.length === 0) {
           dispatch([]);
         } else {
           var data = { id: launchData.id, items: items };
-          // TODO(benwells): remove once we no longer support intents.
-          data.intent = {
-            action: "http://webintents.org/view",
-            type: "chrome-extension://fileentry",
-            data: items[0].entry,
-            postResult: function() {},
-            postFailure: function() {}
-          };
           dispatch([data]);
         }
       }
     };
     launchData.items.forEach(function(item) {
       var fs = GetIsolatedFileSystem(item.fileSystemId);
       fs.root.getFile(item.baseName, {}, function(fileEntry) {
         itemLoaded(null, { entry: fileEntry, type: item.mimeType });
       }, function(fileError) {
         itemLoaded(fileError);
       });
     });
+  } else if (launchData) {
+    dispatch([launchData]);
   } else {
-    if (launchData) {
-      if (intentId) {
-        var fn = function(success, data) {
-          chrome.app.runtime.postIntentResponse({
-            'intentId': intentId,
-            'success': success,
-            'data': SerializeToString(data)
-          });
-        };
-        launchData.intent.postResult = fn.bind(undefined, true);
-        launchData.intent.postFailure = fn.bind(undefined, false);
-      } else {
-        launchData.intent.postResult = function() {};
-        launchData.intent.postFailure = function() {};
-      }
-    }
-
-    if (launchData && intentData) {
-      switch(intentData.format) {
-        case('fileEntry'):
-          var fs = GetIsolatedFileSystem(intentData.fileSystemId);
-          try {
-            fs.root.getFile(intentData.baseName, {}, function(fileEntry) {
-              launchData.intent.data = fileEntry;
-              dispatch([launchData]);
-            }, function(fileError) {
-              console.error('Error getting fileEntry, code: ' + fileError.code);
-              dispatch([]);
-            });
-          } catch (e) {
-            console.error('Error in event handler for onLaunched: ' + e.stack);
-            dispatch([]);
-          }
-          break;
-        case('filesystem'):
-          launchData.intent.data = GetIsolatedFileSystem(
-              intentData.fileSystemId, intentData.baseName);
-          launchData.intent.postResult = function() {};
-          launchData.intent.postFailure = function() {};
-          dispatch([launchData]);
-          break;
-        case('serialized'):
-          var deserializedData = DeserializeString(intentData.data);
-          launchData.intent.data = deserializedData;
-          dispatch([launchData]);
-          break;
-        case('blob'):
-          var blobData = CreateBlob(intentData.blobFilePath,
-                                    intentData.blobLength);
-          launchData.intent.data = blobData;
-          dispatch([launchData]);
-          break;
-        default:
-          console.error('Unexpected launch data format');
-          dispatch([]);
-      }
-    } else if (launchData) {
-      dispatch([launchData]);
-    } else {
-      dispatch([]);
-    }
+    dispatch([]);
   }
 });