Add a skeleton "Pepper" NPAPI plugin. This is basically a copy of the...

webkit/tools/pepper_test_plugin/main.cpp

Index: webkit/tools/pepper_test_plugin/main.cpp
===================================================================
--- webkit/tools/pepper_test_plugin/main.cpp	(revision 0)
+++ webkit/tools/pepper_test_plugin/main.cpp	(working copy)
@@ -33,7 +33,6 @@
 
 #include <stdlib.h>
 #include <stdio.h>
-#include <wtf/Platform.h>
 #include "PluginObject.h"
 
 #ifdef WIN32
@@ -466,10 +465,10 @@
     switch (variable) {
 #if defined(OS_LINUX)
         case NPPVpluginNameString:
-            *((const char **)value) = "WebKit Test PlugIn";
+            *((const char **)value) = "Pepper Test PlugIn";
             break;
         case NPPVpluginDescriptionString:
-            *((const char **)value) = "Simple Netscape plug-in that handles test content for WebKit";
+            *((const char **)value) = "Simple Pepper plug-in for manual testing.";
             break;
         case NPPVpluginNeedsXEmbed:
             *((NPBool *)value) = TRUE;
@@ -509,7 +508,6 @@
     // greater than the number of plugins.  This isn't true if we're
     // the only plugin and we only handle one mimetype, so specify
     // multiple mimetypes here.
-    return "application/x-webkit-test-netscape:testnetscape:test netscape content;"
-           "application/x-webkit-test-netscape2:testnetscape2:test netscape content2";
+    return "pepper-application/x-pepper-test-plugin pepper test;";
 }
 #endif