Replace `editLoaded` with `editMode`

Done for clarity and differentiation with `editPatchsetLoaded`.

Bug: Issue 4437
Change-Id: I05432b202921cad7f906a1cbe9ed68aaeac164cb
diff --git a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.html b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.html
index 0952ebd..5e6edb0 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.html
+++ b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.html
@@ -116,7 +116,7 @@
         display: block;
         overflow: auto;
       }
-      .editLoaded .hideOnEdit {
+      .editMode .hideOnEdit {
         display: none;
       }
       .blameLoader {
@@ -188,7 +188,7 @@
       }
     </style>
     <gr-fixed-panel
-        class$="[[_computeContainerClass(_editLoaded)]]"
+        class$="[[_computeContainerClass(_editMode)]]"
         floating-disabled="[[_panelFloatingDisabled]]"
         keep-on-scroll
         ready-for-measure="[[!_loading]]">
diff --git a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.js b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.js
index 24986ee..a8ada4a 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.js
+++ b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.js
@@ -132,9 +132,9 @@
         type: Boolean,
         value: () => { return window.PANEL_FLOATING_DISABLED; },
       },
-      _editLoaded: {
+      _editMode: {
         type: Boolean,
-        computed: '_computeEditLoaded(_patchRange.*)',
+        computed: '_computeEditMode(_patchRange.*)',
       },
       _isBlameSupported: {
         type: Boolean,
@@ -244,7 +244,7 @@
     },
 
     _setReviewed(reviewed) {
-      if (this._editLoaded) { return; }
+      if (this._editMode) { return; }
       this.$.reviewed.checked = reviewed;
       this._saveReviewedState(reviewed).catch(err => {
         this.fire('show-alert', {message: ERR_REVIEW_STATUS});
@@ -882,16 +882,16 @@
     /**
      * @param {!Object} patchRangeRecord
      */
-    _computeEditLoaded(patchRangeRecord) {
+    _computeEditMode(patchRangeRecord) {
       const patchRange = patchRangeRecord.base || {};
       return this.patchNumEquals(patchRange.patchNum, this.EDIT_NAME);
     },
 
     /**
-     * @param {boolean} editLoaded
+     * @param {boolean} editMode
      */
-    _computeContainerClass(editLoaded) {
-      return editLoaded ? 'editLoaded' : '';
+    _computeContainerClass(editMode) {
+      return editMode ? 'editMode' : '';
     },
 
     _computeBlameToggleLabel(loaded, loading) {
diff --git a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view_test.html b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view_test.html
index 8e79a9b..4daabe3 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view_test.html
+++ b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view_test.html
@@ -551,7 +551,7 @@
       element._patchRange = {patchNum: element.EDIT_NAME};
       flushAsynchronousOperations();
 
-      assert.isTrue(element._editLoaded);
+      assert.isTrue(element._editMode);
       element._setReviewed();
       assert.isFalse(saveReviewedStub.called);
     });
@@ -868,15 +868,15 @@
       });
     });
 
-    test('_computeEditLoaded', () => {
-      const callCompute = range => element._computeEditLoaded({base: range});
+    test('_computeEditMode', () => {
+      const callCompute = range => element._computeEditMode({base: range});
       assert.isFalse(callCompute({}));
       assert.isFalse(callCompute({basePatchNum: 'PARENT', patchNum: 1}));
       assert.isFalse(callCompute({basePatchNum: 'edit', patchNum: 1}));
       assert.isTrue(callCompute({basePatchNum: 1, patchNum: 'edit'}));
     });
 
-    suite('editLoaded behavior', () => {
+    suite('editMode behavior', () => {
       setup(() => {
         element._loggedIn = true;
       });