Chromium side patch for DB support on Linux.

chrome/renderer/renderer_webkitclient_impl.cc

 // Copyright (c) 2009 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/renderer_webkitclient_impl.h"
 
+#if defined(USE_SYSTEM_SQLITE)
+#include <sqlite3.h>
+#else
+#include "third_party/sqlite/preprocessed/sqlite3.h"
+#endif
+
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/platform_file.h"
 #include "chrome/common/appcache/appcache_dispatcher.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/db_message_filter.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/webmessageportchannel_impl.h"
 #include "chrome/plugin/npobject_util.h"
 #include "chrome/renderer/net/render_dns_master.h"
 #include "chrome/renderer/render_thread.h"
 #include "chrome/renderer/renderer_webstoragenamespace_impl.h"
 #include "chrome/renderer/visitedlink_slave.h"
 #include "webkit/api/public/WebString.h"
 #include "webkit/api/public/WebURL.h"
 #include "webkit/appcache/web_application_cache_host_impl.h"
 #include "webkit/glue/glue_util.h"
 #include "webkit/glue/webkit_glue.h"
 
 #if defined(OS_LINUX)
 #include "chrome/renderer/renderer_sandbox_support_linux.h"
 #endif
 
+#if defined(OS_POSIX)
+#include "base/file_descriptor_posix.h"
+#endif
+
 using WebKit::WebApplicationCacheHost;
 using WebKit::WebApplicationCacheHostClient;
 using WebKit::WebStorageArea;
 using WebKit::WebStorageNamespace;
 using WebKit::WebString;
 using WebKit::WebURL;
 
 //------------------------------------------------------------------------------
 
 WebKit::WebClipboard* RendererWebKitClientImpl::clipboard() {
@@ skipping 179 matching lines @@
                                                            num_characters);
   unicode_font_families_.insert(make_pair(key, family_name));
   return WebString::fromUTF8(family_name);
 }
 
 #endif
 
 //------------------------------------------------------------------------------
 
 base::PlatformFile RendererWebKitClientImpl::databaseOpenFile(
-  const WebString& file_name, int desired_flags) {
+  const WebString& file_name, int desired_flags,
+  base::PlatformFile* dir_handle) {
   DBMessageFilter* db_message_filter = DBMessageFilter::GetInstance();
   int message_id = db_message_filter->GetUniqueID();
-  return db_message_filter->SendAndWait(
-    new ViewHostMsg_DatabaseOpenFile(
-      FilePath(webkit_glue::WebStringToFilePathString(file_name)),
-      desired_flags, message_id),
-    message_id, base::kInvalidPlatformFileValue);
+
+  ViewMsg_DatabaseOpenFileResponse_Params default_response =
+#if defined(OS_WIN)
+    { base::kInvalidPlatformFileValue };
+#elif defined(OS_POSIX)
+    { base::FileDescriptor(base::kInvalidPlatformFileValue, true),
+      base::FileDescriptor(base::kInvalidPlatformFileValue, true) };
+#endif
+
+  ViewMsg_DatabaseOpenFileResponse_Params result =
+    db_message_filter->SendAndWait(
+      new ViewHostMsg_DatabaseOpenFile(
+        FilePath(webkit_glue::WebStringToFilePathString(file_name)),
+        desired_flags, message_id),
+      message_id, default_response);
+
+#if defined(OS_WIN)
+  if (dir_handle) {
+    *dir_handle = base::kInvalidPlatformFileValue;
+  }
+  return result.file_handle;
+#elif defined(OS_POSIX)
+  if (dir_handle) {
+    *dir_handle = result.dir_handle.fd;
+  }
+  return result.file_handle.fd;
+#endif
 }
 
-bool RendererWebKitClientImpl::databaseDeleteFile(const WebString& file_name) {
+int RendererWebKitClientImpl::databaseDeleteFile(
+  const WebString& file_name, bool sync_dir) {
   DBMessageFilter* db_message_filter = DBMessageFilter::GetInstance();
   int message_id = db_message_filter->GetUniqueID();
   return db_message_filter->SendAndWait(
     new ViewHostMsg_DatabaseDeleteFile(
-      FilePath(webkit_glue::WebStringToFilePathString(file_name)),
+      FilePath(webkit_glue::WebStringToFilePathString(file_name)), sync_dir,
       message_id),
-    message_id, false);
+    message_id, SQLITE_IOERR_DELETE);
 }
 
 long RendererWebKitClientImpl::databaseGetFileAttributes(
   const WebString& file_name) {
   DBMessageFilter* db_message_filter = DBMessageFilter::GetInstance();
   int message_id = db_message_filter->GetUniqueID();
   return db_message_filter->SendAndWait(
     new ViewHostMsg_DatabaseGetFileAttributes(
       FilePath(webkit_glue::WebStringToFilePathString(file_name)),
       message_id),
     message_id, -1L);
 }
 
 long long RendererWebKitClientImpl::databaseGetFileSize(
   const WebString& file_name) {
   DBMessageFilter* db_message_filter = DBMessageFilter::GetInstance();
   int message_id = db_message_filter->GetUniqueID();
   return db_message_filter->SendAndWait(
     new ViewHostMsg_DatabaseGetFileSize(
       FilePath(webkit_glue::WebStringToFilePathString(file_name)),
       message_id),
     message_id, 0LL);
 }