Implements PPB_Context3DTrusted_Dev. Also add CreateRaw/Initialize for proxy

ppapi/c/dev/ppb_context_3d_trusted_dev.h

 // Copyright (c) 2011 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.
 
 #ifndef PPAPI_C_DEV_PPB_CONTEXT_3D_TRUSTED_DEV_H_
 #define PPAPI_C_DEV_PPB_CONTEXT_3D_TRUSTED_DEV_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_stdint.h"
 
-#define PPB_CONTEXT_3D_TRUSTED_DEV_INTERFACE "PPB_Context3DTrusted(Dev);0.1"
+#define PPB_CONTEXT_3D_TRUSTED_DEV_INTERFACE "PPB_Context3DTrusted(Dev);0.2"
 
 enum PPB_Context3DTrustedError {
   kNoError,
   kInvalidSize,
   kOutOfBounds,
   kUnknownCommand,
   kInvalidArguments,
   kLostContext,
   kGenericError
 };
@@ skipping 13 matching lines @@
   // point in the command buffer. The reader is responsible for updating the
   // token value, for example in response to an asynchronous set token command
   // embedded in the command buffer. The default token value is zero.
   int32_t token;
 
   // Error status.
   PPB_Context3DTrustedError error;
 };
 
 struct PPB_Context3DTrusted_Dev {
+  // Creates a raw Context3D resource. A raw Context3D is intended to be used
+  // with the trusted interface, through the command buffer (for proxying). In
+  // particular, when a Surface3D is bound to a raw context, SwapBuffers has no
+  // effect.
+  PP_Resource (*CreateRaw)(PP_Instance instance_id,
+                           PP_Config3D_Dev config,
+                           PP_Resource share_context,
+                           const int32_t* attrib_list);
+
+  // Initializes the command buffer with the given size.
+  PP_Bool (*Initialize)(PP_Resource context_id, int32_t size);
+
+  // Gets the ring buffer for the command buffer.
   PP_Bool (*GetRingBuffer)(PP_Resource context_id,
                            int* shm_handle,
                            uint32_t* shm_size);
 
   // Returns the current state.
   PP_Context3DTrustedState (*GetState)(PP_Resource context);
 
   // The writer calls this to update its put offset.
   PP_Bool (*Flush)(PP_Resource context, int32_t put_offset);
 
@@ skipping 13 matching lines @@
 
   // Get the transfer buffer associated with a handle.
   PP_Bool (*GetTransferBuffer)(PP_Resource context,
                                int32_t id,
                                int* shm_handle,
                                uint32_t* shm_size);
 };
 
 #endif  // PPAPI_C_DEV_PPB_CONTEXT_3D_TRUSTED_DEV_H_