Code cleanup in core/html/

Source/core/html/HTMLButtonElement.cpp

Index: Source/core/html/HTMLButtonElement.cpp
diff --git a/Source/core/html/HTMLButtonElement.cpp b/Source/core/html/HTMLButtonElement.cpp
index ff5e93197be8f42c862c36420be27bdcf34a4f4d..70f007e25d3828e3fdcbdd67a201fec7821e4c2b 100644
--- a/Source/core/html/HTMLButtonElement.cpp
+++ b/Source/core/html/HTMLButtonElement.cpp
@@ -64,18 +64,18 @@ LayoutObject* HTMLButtonElement::createLayoutObject(const ComputedStyle&)
 const AtomicString& HTMLButtonElement::formControlType() const
 {
     switch (m_type) {
-        case SUBMIT: {
-            DEFINE_STATIC_LOCAL(const AtomicString, submit, ("submit", AtomicString::ConstructFromLiteral));
-            return submit;
-        }
-        case BUTTON: {
-            DEFINE_STATIC_LOCAL(const AtomicString, button, ("button", AtomicString::ConstructFromLiteral));
-            return button;
-        }
-        case RESET: {
-            DEFINE_STATIC_LOCAL(const AtomicString, reset, ("reset", AtomicString::ConstructFromLiteral));
-            return reset;
-        }
+    case SUBMIT: {
+        DEFINE_STATIC_LOCAL(const AtomicString, submit, ("submit", AtomicString::ConstructFromLiteral));
+        return submit;
+    }
+    case BUTTON: {
+        DEFINE_STATIC_LOCAL(const AtomicString, button, ("button", AtomicString::ConstructFromLiteral));
+        return button;
+    }
+    case RESET: {
+        DEFINE_STATIC_LOCAL(const AtomicString, reset, ("reset", AtomicString::ConstructFromLiteral));
+        return reset;
+    }
     }
 
     ASSERT_NOT_REACHED();
@@ -103,8 +103,9 @@ void HTMLButtonElement::parseAttribute(const QualifiedName& name, const AtomicSt
         else
             m_type = SUBMIT;
         setNeedsWillValidateCheck();
-    } else
+    } else {
         HTMLFormControlElement::parseAttribute(name, value);
+    }
 }
 
 void HTMLButtonElement::defaultEventHandler(Event* event)
@@ -130,14 +131,14 @@ void HTMLButtonElement::defaultEventHandler(Event* event)
         }
         if (event->type() == EventTypeNames::keypress) {
             switch (toKeyboardEvent(event)->charCode()) {
-                case '\r':
-                    dispatchSimulatedClick(event);
-                    event->setDefaultHandled();
-                    return;
-                case ' ':
-                    // Prevent scrolling down the page.
-                    event->setDefaultHandled();
-                    return;
+            case '\r':
+                dispatchSimulatedClick(event);
+                event->setDefaultHandled();
+                return;
+            case ' ':
+                // Prevent scrolling down the page.
+                event->setDefaultHandled();
+                return;
             }
         }
         if (event->type() == EventTypeNames::keyup && toKeyboardEvent(event)->keyIdentifier() == "U+0020") {