Issue #2355001 by ashutoshsngh, dinarcon, er.pushpinderrana: Remove form.inc form_builder().

core/includes/common.inc

@@ -2541,7 +2541,8 @@ function drupal_prepare_page($page) {
  *     the defaults for this type of element, defined in hook_element_info(),
  *     are merged into the array. #defaults_loaded is set by functions that
  *     process render arrays and call element_info() before passing the array to
- *     drupal_render(), such as form_builder() in the Form API.
+ *     drupal_render(), such as \Drupal::formBuilder()->doBuildForm() in the
+ *     Form API.
  *   - If this element has an array of #pre_render functions defined, they are
  *     called sequentially to modify the element before rendering. After all the
  *     #pre_render functions have been called, #printed is checked a second time

core/includes/form.inc

@@ -84,18 +84,6 @@ function form_execute_handlers($type, &$form, FormStateInterface $form_state) {
   }
 }
 
-/**
- * Builds and processes all elements in the structured form array.
- *
- * @deprecated in Drupal 8.x-dev, will be removed before Drupal 8.0.
- *   Use \Drupal::formBuilder()->doBuildForm().
- *
- * @see \Drupal\Core\Form\FormBuilderInterface::doBuildForm().
- */
-function form_builder($form_id, &$element, FormStateInterface $form_state) {
-  return \Drupal::formBuilder()->doBuildForm($form_id, $element, $form_state);
-}
-
 /**
  * Removes internal Form API elements and buttons from submitted form values.
  *
@@ -520,7 +508,8 @@ function template_preprocess_form_element(&$variables) {
   $element = &$variables['element'];
 
   // This function is invoked as theme wrapper, but the rendered form element
-  // may not necessarily have been processed by form_builder().
+  // may not necessarily have been processed by
+  // \Drupal::formBuilder()->doBuildForm().
   $element += array(
     '#title_display' => 'before',
   );

core/lib/Drupal/Core/Form/FormState.php

@@ -1147,8 +1147,8 @@ class FormState implements FormStateInterface {
       ->unsetValue('op');
 
     // Remove button values.
-    // form_builder() collects all button elements in a form. We remove the button
-    // value separately for each button element.
+    // \Drupal::formBuilder()->doBuildForm() collects all button elements in a
+    // form. We remove the button value separately for each button element.
     foreach ($this->getButtons() as $button) {
       // Remove this button's value from the submitted form values by finding
       // the value corresponding to this button.

core/lib/Drupal/Core/Render/Element/RenderElement.php

@@ -35,7 +35,7 @@ abstract class RenderElement extends PluginBase implements ElementInterface {
     }
     // This function is invoked from form element theme functions, but the
     // rendered form element may not necessarily have been processed by
-    // form_builder().
+    // \Drupal::formBuilder()->doBuildForm().
     if (!empty($element['#required'])) {
       $element['#attributes']['class'][] = 'required';
       $element['#attributes']['required'] = 'required';

core/modules/file/file.module

@@ -1493,9 +1493,9 @@ function template_preprocess_file_managed_file(&$variables) {
  * Upload controls are hidden when a file is already uploaded. Remove controls
  * are hidden when there is no file attached. Controls are hidden here instead
  * of in file_managed_file_process(), because #access for these buttons depends
- * on the managed_file element's #value. See the documentation of form_builder()
- * for more detailed information about the relationship between #process,
- * #value, and #access.
+ * on the managed_file element's #value. See the documentation of
+ * \Drupal::formBuilder()->doBuildForm() for more detailed information about the
+ * relationship between #process, #value, and #access.
  *
  * Because #access is set here, it affects display only and does not prevent
  * JavaScript or other untrusted code from submitting the form as though access

core/modules/filter/src/Element/TextFormat.php

@@ -76,12 +76,12 @@ class TextFormat extends RenderElement {
     // Ensure that children appear as subkeys of this element.
     $element['#tree'] = TRUE;
     $blacklist = array(
-      // Make form_builder() regenerate child properties.
+      // Make \Drupal::formBuilder()->doBuildForm() regenerate child properties.
       '#parents',
       '#id',
       '#name',
-      // Do not copy this #process function to prevent form_builder() from
-      // recursing infinitely.
+      // Do not copy this #process function to prevent
+      // \Drupal::formBuilder()->doBuildForm() from recursing infinitely.
       '#process',
       // Description is handled by theme_text_format_wrapper().
       '#description',

core/modules/system/src/Tests/Common/RenderWebTest.php

@@ -26,7 +26,8 @@ class RenderWebTest extends WebTestBase {
   public static $modules = array('common_test');
 
   /**
-   * Tests rendering form elements without passing through form_builder().
+   * Tests rendering form elements without passing through
+   * \Drupal::formBuilder()->doBuildForm().
    */
   function testDrupalRenderFormElements() {
     // Define a series of form elements.

core/modules/views_ui/admin.inc

@@ -137,11 +137,11 @@ function views_ui_add_limited_validation($element, FormStateInterface $form_stat
   $element['#limit_validation_errors'] = array($ajax_triggering_element['#parents']);
 
   // If we are in the process of a form submission and this is the button that
-  // was clicked, the form API workflow in form_builder() will have already
-  // copied it to $form_state->getTriggeringElement() before our #process
-  // function is run. So we need to make the same modifications in $form_state
-  // as we did to the element itself, to ensure that #limit_validation_errors
-  // will actually be set in the correct place.
+  // was clicked, the form API workflow in \Drupal::formBuilder()->doBuildForm()
+  // will have already copied it to $form_state->getTriggeringElement() before
+  // our #process function is run. So we need to make the same modifications in
+  // $form_state as we did to the element itself, to ensure that
+  // #limit_validation_errors will actually be set in the correct place.
   $clicked_button = &$form_state->getTriggeringElement();
   if ($clicked_button && $clicked_button['#name'] == $element['#name'] && $clicked_button['#value'] == $element['#value']) {
     $clicked_button['#limit_validation_errors'] = $element['#limit_validation_errors'];

core/modules/views_ui/src/ViewEditForm.php

@@ -1156,7 +1156,8 @@ class ViewEditForm extends ViewFormBase {
   }
 
   /**
-   * Recursively adds microweights to a render array, similar to what form_builder() does for forms.
+   * Recursively adds microweights to a render array, similar to what
+   * \Drupal::formBuilder()->doBuildForm() does for forms.
    *
    * @todo Submit a core patch to fix drupal_render() to do this, so that all
    *   render arrays automatically preserve array insertion order, as forms do.