Rename |print_params| to |preview_params| in CreatePreviewDocument() function.

chrome/renderer/print_web_view_helper.cc

 // 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.
 
 #include "chrome/renderer/print_web_view_helper.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/process_util.h"
@@ skipping 487 matching lines @@
   if (print_settings.params.selection_only) {
     CopyAndPrint(frame);
   } else {
     // TODO: Always copy before printing.
     PrintPages(print_settings, frame, node);
   }
 }
 
 void PrintWebViewHelper::RenderPagesForPreview(WebFrame *frame) {
   ViewMsg_PrintPages_Params print_settings = *print_pages_params_;
-  ViewHostMsg_DidPreviewDocument_Params print_params;
-  CreatePreviewDocument(print_settings, frame, &print_params);
-  Send(new ViewHostMsg_PagesReadyForPreview(routing_id(), print_params));
+  ViewHostMsg_DidPreviewDocument_Params preview_params;
+  CreatePreviewDocument(print_settings, frame, &preview_params);
+  Send(new ViewHostMsg_PagesReadyForPreview(routing_id(), preview_params));
 }
 
 #if !defined(OS_MACOSX)
 void PrintWebViewHelper::CreatePreviewDocument(
     const ViewMsg_PrintPages_Params& params,
     WebFrame* frame,
-    ViewHostMsg_DidPreviewDocument_Params* print_params) {
+    ViewHostMsg_DidPreviewDocument_Params* preview_params) {
   // TODO(kmadhusu): Implement this function for windows & linux.
-  print_params->document_cookie = params.params.document_cookie;
+  preview_params->document_cookie = params.params.document_cookie;
 }
 #endif
 
 #if defined(OS_MACOSX)
 bool PrintWebViewHelper::CopyMetafileDataToSharedMem(
     printing::NativeMetafile* metafile,
     base::SharedMemoryHandle* shared_mem_handle) {
   uint32 buf_size = metafile->GetDataSize();
   base::SharedMemoryHandle mem_handle;
   if (Send(new ViewHostMsg_AllocateSharedMemoryBuffer(buf_size, &mem_handle))) {
     if (base::SharedMemory::IsHandleValid(mem_handle)) {
       base::SharedMemory shared_buf(mem_handle, false);
       if (shared_buf.Map(buf_size)) {
         metafile->GetData(shared_buf.memory(), buf_size);
         shared_buf.GiveToProcess(base::GetCurrentProcessHandle(),
                                  shared_mem_handle);
         return true;
       }
     }
   }
   NOTREACHED();
   return false;
 }
 #endif