Implement skia sandbox callback

chrome/renderer/print_web_view_helper.cc

Index: chrome/renderer/print_web_view_helper.cc
diff --git a/chrome/renderer/print_web_view_helper.cc b/chrome/renderer/print_web_view_helper.cc
index 1b4008a97bcaa5d503a430d14b999bc5e1d91754..e1e060f5c5f00e364b6e7c7b69720969a2073173 100644
--- a/chrome/renderer/print_web_view_helper.cc
+++ b/chrome/renderer/print_web_view_helper.cc
@@ -45,6 +45,10 @@
 #include "skia/ext/vector_canvas.h"
 #include "skia/ext/vector_platform_device_skia.h"
 #include "third_party/skia/include/core/SkTypeface.h"
+#if defined (OS_WIN)
+#include "content/common/child_process_messages.h"
+#include "third_party/skia/include/ports/SkSandbox_win.h"
+#endif
 #elif defined(OS_MACOSX)
 #include <CoreGraphics/CGContext.h>
 
@@ -255,6 +259,23 @@ void PrintHeaderFooterText(
 
 }  // namespace
 
+#if defined (OS_WIN) && defined (USE_SKIA)
+class PrintWebViewHelperSkSandbox : public skia::SkSandbox {

[vandebo (ex-Chrome), 2011/11/15 17:03:30]

This is the wrong place for this.  It should go in skia/ext/

+ public:
+  explicit PrintWebViewHelperSkSandbox(PrintWebViewHelper* container) {
+    container_ = container;
+  }
+  virtual ~PrintWebViewHelperSkSandbox() {}
+
+  virtual bool EnsureFontLoad(LOGFONT logfont) {
+    return container_->EnsureFontLoad(logfont);
+  }
+
+ private:
+  PrintWebViewHelper* container_;
+};
+#endif  // defined (OS_WIN) && defined (USE_SKIA)
+
 // static - Not anonymous so that platform implementations can use it.
 void PrintWebViewHelper::PrintHeaderAndFooter(
     WebKit::WebCanvas* canvas,
@@ -442,9 +463,19 @@ PrintWebViewHelper::PrintWebViewHelper(content::RenderView* render_view)
       is_print_ready_metafile_sent_(false),
       user_cancelled_scripted_print_count_(0),
       notify_browser_of_print_failure_(true) {
+#if defined(OS_WIN) && defined(USE_SKIA)
+  if (!skia::gSandbox) {
+    skia::gSandbox = new PrintWebViewHelperSkSandbox(this);
+  }
+#endif
 }
 
-PrintWebViewHelper::~PrintWebViewHelper() {}
+PrintWebViewHelper::~PrintWebViewHelper() {
+#if defined(OS_WIN) && defined(USE_SKIA)
+  delete skia::gSandbox;
+  skia::gSandbox = NULL;
+#endif
+}
 
 // Prints |frame| which called window.print().
 void PrintWebViewHelper::PrintPage(WebKit::WebFrame* frame) {
@@ -1569,3 +1600,9 @@ void PrintWebViewHelper::PrintPreviewContext::ClearContext() {
   pages_to_render_.clear();
   error_ = PREVIEW_ERROR_NONE;
 }
+
+#if defined(OS_WIN) && defined(USE_SKIA)
+bool PrintWebViewHelper::EnsureFontLoad(LOGFONT logfont) {
+  return Send(new ChildProcessHostMsg_PreCacheFont(logfont));
+}
+#endif