diff --git a/modules/core/src/compiler/pipeline/directive_parser.js b/modules/core/src/compiler/pipeline/directive_parser.js
index 8c59feeed1..b272a7694e 100644
--- a/modules/core/src/compiler/pipeline/directive_parser.js
+++ b/modules/core/src/compiler/pipeline/directive_parser.js
@@ -24,7 +24,7 @@ import {CompileControl} from './compile_control';
  * - CompileElement#propertyBindings (to find directives contained
  *   in the property bindings)
  * - CompileElement#variableBindings (to find directives contained
- *   in the property bindings)
+ *   in the variable bindings)
  */
 export class DirectiveParser extends CompileStep {
   _selectorMatcher:SelectorMatcher;
diff --git a/modules/core/src/compiler/pipeline/element_binder_builder.js b/modules/core/src/compiler/pipeline/element_binder_builder.js
index ddd29d4533..94caabde67 100644
--- a/modules/core/src/compiler/pipeline/element_binder_builder.js
+++ b/modules/core/src/compiler/pipeline/element_binder_builder.js
@@ -26,8 +26,7 @@ import {CompileControl} from './compile_control';
  * Reads:
  * - (in parent) CompileElement#inheritedElementBinder
  * - CompileElement#hasBindings
- * - CompileElement#isViewRoot
- * - CompileElement#inheritedViewRoot
+ * - CompileElement#inheritedProtoView
  * - CompileElement#inheritedProtoElementInjector
  * - CompileElement#textNodeBindings
  * - CompileElement#propertyBindings
diff --git a/modules/core/src/compiler/pipeline/proto_element_injector_builder.js b/modules/core/src/compiler/pipeline/proto_element_injector_builder.js
index 8b27bfb998..3226a451f4 100644
--- a/modules/core/src/compiler/pipeline/proto_element_injector_builder.js
+++ b/modules/core/src/compiler/pipeline/proto_element_injector_builder.js
@@ -13,10 +13,12 @@ import {DirectiveMetadata} from '../directive_metadata';
  * Creates the ProtoElementInjectors.
  *
  * Fills:
- * - CompileElement#inheriteProtoElementInjector
+ * - CompileElement#inheritedProtoElementInjector
+ * - CompileElement#distanceToParentInjector
  *
  * Reads:
- * - (in parent) CompileElement#inheriteProtoElementInjector
+ * - (in parent) CompileElement#inheritedProtoElementInjector
+ * - (in parent) CompileElement#distanceToParentInjector
  * - CompileElement#isViewRoot
  * - CompileElement#inheritedProtoView
  * - CompileElement#decoratorDirectives
diff --git a/modules/core/src/compiler/pipeline/proto_view_builder.js b/modules/core/src/compiler/pipeline/proto_view_builder.js
index 4f5a66cdf4..b1309a0cda 100644
--- a/modules/core/src/compiler/pipeline/proto_view_builder.js
+++ b/modules/core/src/compiler/pipeline/proto_view_builder.js
@@ -9,12 +9,15 @@ import {CompileElement} from './compile_element';
 import {CompileControl} from './compile_control';
 
 /**
+ * Creates ProtoViews and forwards variable bindings from parent to children.
+ *
  * Fills:
  * - (in parent): CompileElement#inheritedElementBinder.nestedProtoView
- * - CompileElement#inhertiedViewRoot
+ * - CompileElement#inheritedProtoView
  *
  * Reads:
- * - (in parent): CompileElement#inhertiedViewRoot
+ * - (in parent): CompileElement#inheritedProtoView
+ * - (in parent): CompileElement#variableBindings
  * - CompileElement#isViewRoot
  */
 export class ProtoViewBuilder extends CompileStep {