Fix cpplint errors in cc/(animation|input|layers|trees|test)/

cc/layers/scrollbar_geometry_stub.h

Index: cc/layers/scrollbar_geometry_stub.h
diff --git a/cc/layers/scrollbar_geometry_stub.h b/cc/layers/scrollbar_geometry_stub.h
index 7858f9c209d9729e32d018dd20fa4d2ce9ece343..04400e79ed077ce1c0560c2ba19a13bf0d266ece 100644
--- a/cc/layers/scrollbar_geometry_stub.h
+++ b/cc/layers/scrollbar_geometry_stub.h
@@ -14,8 +14,8 @@ namespace cc {
 // This subclass wraps an existing scrollbar geometry class so that
 // another class can derive from it and override specific functions, while
 // passing through the remaining ones.
-class CC_EXPORT ScrollbarGeometryStub :
-    public NON_EXPORTED_BASE(WebKit::WebScrollbarThemeGeometry) {
+class CC_EXPORT ScrollbarGeometryStub
+    : public NON_EXPORTED_BASE(WebKit::WebScrollbarThemeGeometry) {
  public:
   virtual ~ScrollbarGeometryStub();
 
@@ -61,6 +61,6 @@ class CC_EXPORT ScrollbarGeometryStub :
   DISALLOW_COPY_AND_ASSIGN(ScrollbarGeometryStub);
 };
 
-}
+}  // namespace cc
 
 #endif  // CC_LAYERS_SCROLLBAR_GEOMETRY_STUB_H_