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

cc/trees/layer_tree_host_unittest_delegated.cc

Index: cc/trees/layer_tree_host_unittest_delegated.cc
diff --git a/cc/trees/layer_tree_host_unittest_delegated.cc b/cc/trees/layer_tree_host_unittest_delegated.cc
index 02e59c8f9f78713b5b64d873281fa9002f3edf36..ca44bd6e6d5331e9245dda10a3a0b28c3e53b9b8 100644
--- a/cc/trees/layer_tree_host_unittest_delegated.cc
+++ b/cc/trees/layer_tree_host_unittest_delegated.cc
@@ -114,14 +114,17 @@ class LayerTreeHostDelegatedTestCreateChildId
     FakeDelegatedRendererLayerImpl* delegated_impl =
         static_cast<FakeDelegatedRendererLayerImpl*>(root_impl->children()[0]);
 
+    WebKit::WebGraphicsContext3D* context =
+        host_impl->resource_provider()->GraphicsContext3D();
+
     ++num_activates_;
-    switch(num_activates_) {
+    switch (num_activates_) {
       case 2:
         EXPECT_TRUE(delegated_impl->ChildId());
         EXPECT_FALSE(did_reset_child_id_);
 
-        host_impl->resource_provider()->GraphicsContext3D()->loseContextCHROMIUM(
-            GL_GUILTY_CONTEXT_RESET_ARB, GL_INNOCENT_CONTEXT_RESET_ARB);
+        context->loseContextCHROMIUM(GL_GUILTY_CONTEXT_RESET_ARB,
+                                     GL_INNOCENT_CONTEXT_RESET_ARB);
         break;
       case 3:
         EXPECT_TRUE(delegated_impl->ChildId());