Cleanup namespace usage in Source/web/.

Source/web/tests/KeyboardTest.cpp

 /*
  * Copyright (C) 2010 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 150 matching lines @@
 TEST_F(KeyboardTest, TestOSModifierV)
 {
 #if !OS(MACOSX)
     EXPECT_STREQ("Paste", interpretOSModifierKeyPress('V'));
 #endif
 }
 
 TEST_F(KeyboardTest, TestEscape)
 {
     WebKeyboardEvent keyboardEvent;
-    setupKeyDownEvent(&keyboardEvent, blink::VKEY_ESCAPE, noModifiers);
+    setupKeyDownEvent(&keyboardEvent, VKEY_ESCAPE, noModifiers);
 
     const char* result = interpretKeyEvent(keyboardEvent,
                                            PlatformEvent::RawKeyDown);
     EXPECT_STREQ("Cancel", result);
 }
 
 TEST_F(KeyboardTest, TestInsertTab)
 {
     EXPECT_STREQ("InsertTab", interpretTab(noModifiers));
 }
@@ skipping 24 matching lines @@
 }
 
 TEST_F(KeyboardTest, TestInsertNewline4)
 {
     int modifiers = WebInputEvent::AltKey | WebInputEvent::ShiftKey;
     const char* result = interpretNewLine(modifiers);
     EXPECT_STREQ("InsertNewline", result);
 }
 
 } // empty namespace