Move NPAPI implementation out of webkit/plugins/npapi and into content.

content/child/npapi/plugin_web_event_converter_mac.mm

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/logging.h"
-#include "webkit/plugins/npapi/plugin_web_event_converter_mac.h"
+#include "content/child/npapi/plugin_web_event_converter_mac.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 
 using WebKit::WebInputEvent;
 using WebKit::WebKeyboardEvent;
 using WebKit::WebMouseEvent;
 using WebKit::WebMouseWheelEvent;
 
-namespace webkit {
-namespace npapi {
+namespace content {
 
 namespace {
 
 // Returns true if the given key is a modifier key.
 bool KeyIsModifier(int native_key_code) {
   switch (native_key_code) {
     case 55:  // Left command
     case 54:  // Right command
     case 58:  // Left option
     case 61:  // Right option
@@ skipping 151 matching lines @@
     modifiers |= NSShiftKeyMask;
   if (web_event.modifiers & WebInputEvent::AltKey)
     modifiers |= NSAlternateKeyMask;
   if (web_event.modifiers & WebInputEvent::MetaKey)
     modifiers |= NSCommandKeyMask;
   if (CapsLockIsActive(web_event))
     modifiers |= NSAlphaShiftKeyMask;
   return modifiers;
 }
 
-}  // namespace npapi
-}  // namespace webkit
+}  // namespace content