[NaCl SDK] Switch ppapi_simple to C library

native_client_sdk/src/libraries/ppapi_simple/library.dsc

 {
   'TOOLS': ['bionic', 'newlib', 'glibc', 'pnacl', 'linux', 'mac', 'clang-newlib'],
   'TARGETS': [
     {
       'NAME' : 'ppapi_simple',
+      'TYPE' : 'linker-script',
+      'SOURCES' : [
+        "ppapi_simple_c.a.linkerscript",
+        "ppapi_simple_c.so.linkerscript",
+      ],
+    },
+    {
+      'NAME' : 'ppapi_simple_cpp',
+      'TYPE' : 'linker-script',
+      'SOURCES' : [
+        "ppapi_simple_cpp.a.linkerscript",
+        "ppapi_simple_cpp.so.linkerscript",
+      ],
+    },
+    {
+      'NAME' : 'ppapi_simple_real',
       'TYPE' : 'lib',
       'SOURCES' : [
-        "ps.cc",
-        "ps_context_2d.cc",
-        "ps_event.cc",
-        "ps_instance.cc",
-        "ps_interface.cc",
-        "ps_main.cc",
+        "ps.c",
+        "ps_context_2d.c",
+        "ps_event.c",
+        "ps_instance.c",
+        "ps_interface.c",
+        "ps_main.c",
+      ],
+    },
+    {
+      'NAME' : 'ppapi_simple_c_entry',
+      'TYPE' : 'static-lib',
+      'SOURCES' : [
+        "ps_entrypoints_c.c"
+      ],
+    },
+    {
+      'NAME' : 'ppapi_simple_cpp_entry',
+      'TYPE' : 'static-lib',
+      'SOURCES' : [
+        "ps_entrypoints_cpp.cc"
       ],
     }
   ],
   'HEADERS': [
     {
       'FILES': [
         "ps.h",
         "ps_context_2d.h",
         "ps_event.h",
         "ps_instance.h",
         "ps_interface.h",
         "ps_main.h",
       ],
       'DEST': 'include/ppapi_simple',
     },
   ],
   'DEST': 'src',
   'NAME': 'ppapi_simple',
 }