DevTools: [JSDoc] Fix invalid @param and @return annotations

TBR=vsevik

Review URL: https://codereview.chromium.org/315223002

git-svn-id: svn://svn.chromium.org/blink/trunk@175572 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/devtools/front_end/ScreencastView.js

@@ -514,7 +514,7 @@ WebInspector.ScreencastView.prototype = {
 
     /**
      * @param {!Event} event
-     * @return number
+     * @return {number}
      */
     _modifiersForEvent: function(event)
     {

third_party/WebKit/Source/devtools/front_end/network/NetworkPanel.js

@@ -2489,7 +2489,7 @@ WebInspector.NetworkDataGridNode.prototype = {
     },
 
     /**
-     * @param array {?Array}
+     * @param {?Array} array
      * @return {string}
      */
     _arrayLength: function(array)

third_party/WebKit/Source/devtools/front_end/profiler/heap_snapshot_worker/HeapSnapshot.js

@@ -1124,7 +1124,7 @@ WebInspector.HeapSnapshot.prototype = {
     {
         /**
          * @param {!WebInspector.HeapSnapshotNode} node
-         * @return boolean
+         * @return {boolean}
          */
         function nodeIdFilter(node)
         {
@@ -1148,7 +1148,7 @@ WebInspector.HeapSnapshot.prototype = {
             set[traceIds[i]] = true;
         /**
          * @param {!WebInspector.HeapSnapshotNode} node
-         * @return boolean
+         * @return {boolean}
          */
         function traceIdFilter(node)
         {

third_party/WebKit/Source/devtools/front_end/sdk/Target.js

@@ -245,7 +245,7 @@ WebInspector.TargetManager.prototype = {
 
         /**
          * @this {WebInspector.TargetManager}
-         * @param newTarget
+         * @param {!WebInspector.Target} newTarget
          */
         function callbackWrapper(newTarget)
         {