Fix sky include guards to match Chromium style

sky/engine/bindings/core/v8/V8ObjectConstructor.h

 /*
 * Copyright (C) 2012 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
@@ skipping 10 matching lines @@
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
-#ifndef V8ObjectConstructor_h
-#define V8ObjectConstructor_h
+#ifndef SKY_ENGINE_BINDINGS_CORE_V8_V8OBJECTCONSTRUCTOR_H_
+#define SKY_ENGINE_BINDINGS_CORE_V8_V8OBJECTCONSTRUCTOR_H_
 
 #include "sky/engine/bindings/core/v8/V8PerIsolateData.h"
 #include "sky/engine/bindings/core/v8/V8RecursionScope.h"
 #include "v8/include/v8.h"
 
 namespace blink {
 
 class Document;
 
 class ConstructorMode {
@@ skipping 33 matching lines @@
 public:
     static v8::Local<v8::Object> newInstance(v8::Isolate*, v8::Handle<v8::Function>);
     static v8::Local<v8::Object> newInstance(v8::Isolate*, v8::Handle<v8::Function>, int, v8::Handle<v8::Value> argv[]);
     static v8::Local<v8::Object> newInstanceInDocument(v8::Isolate*, v8::Handle<v8::Function>, int, v8::Handle<v8::Value> argv[], Document*);
 
     static void isValidConstructorMode(const v8::FunctionCallbackInfo<v8::Value>&);
 };
 
 } // namespace blink
 
-#endif // V8ObjectConstructor_h
+#endif  // SKY_ENGINE_BINDINGS_CORE_V8_V8OBJECTCONSTRUCTOR_H_