Update some uses of char16 to use the base:: namespace.

content/common/plugin_constants_win.h

Index: content/common/plugin_constants_win.h
diff --git a/content/common/plugin_constants_win.h b/content/common/plugin_constants_win.h
index 7d8d2244710897e27304632886f3d0420409b097..d796730a697807843bbc0427131a1e2f8ca415f2 100644
--- a/content/common/plugin_constants_win.h
+++ b/content/common/plugin_constants_win.h
@@ -14,39 +14,39 @@
 namespace content {
 
 // The window class name for a plugin window.
-extern const char16 kNativeWindowClassName[];
+extern const base::char16 kNativeWindowClassName[];
 
 // The name of the window class name for the wrapper HWND around the actual
 // plugin window that's used when running in multi-process mode.  This window
 // is created on the browser UI thread.
-extern const char16 kWrapperNativeWindowClassName[];
+extern const base::char16 kWrapperNativeWindowClassName[];
 
-extern const char16 kPluginNameAtomProperty[];
-extern const char16 kPluginVersionAtomProperty[];
-extern const char16 kDummyActivationWindowName[];
+extern const base::char16 kPluginNameAtomProperty[];
+extern const base::char16 kPluginVersionAtomProperty[];
+extern const base::char16 kDummyActivationWindowName[];
 
 // The name of the custom window message that the browser uses to tell the
 // plugin process to paint a window.
-extern const char16 kPaintMessageName[];
+extern const base::char16 kPaintMessageName[];
 
 // The name of the registry key which NPAPI plugins update on installation.
-extern const char16 kRegistryMozillaPlugins[];
-
-extern const char16 kMozillaActiveXPlugin[];
-extern const char16 kNewWMPPlugin[];
-extern const char16 kOldWMPPlugin[];
-extern const char16 kYahooApplicationStatePlugin[];
-extern const char16 kWanWangProtocolHandlerPlugin[];
-extern const char16 kFlashPlugin[];
-extern const char16 kAcrobatReaderPlugin[];
-extern const char16 kRealPlayerPlugin[];
-extern const char16 kSilverlightPlugin[];
-extern const char16 kJavaPlugin1[];
-extern const char16 kJavaPlugin2[];
+extern const base::char16 kRegistryMozillaPlugins[];
+
+extern const base::char16 kMozillaActiveXPlugin[];
+extern const base::char16 kNewWMPPlugin[];
+extern const base::char16 kOldWMPPlugin[];
+extern const base::char16 kYahooApplicationStatePlugin[];
+extern const base::char16 kWanWangProtocolHandlerPlugin[];
+extern const base::char16 kFlashPlugin[];
+extern const base::char16 kAcrobatReaderPlugin[];
+extern const base::char16 kRealPlayerPlugin[];
+extern const base::char16 kSilverlightPlugin[];
+extern const base::char16 kJavaPlugin1[];
+extern const base::char16 kJavaPlugin2[];
 
 extern const char kGPUPluginMimeType[];
 
-extern const char16 kPluginDummyParentProperty[];
+extern const base::char16 kPluginDummyParentProperty[];
 
 }  // namespace content