Convert sandbox NOTIMPLEMENTED()s into a bug.

chrome/renderer/renderer_main_platform_delegate_linux.cc

Index: chrome/renderer/renderer_main_platform_delegate_linux.cc
diff --git a/chrome/renderer/renderer_main_platform_delegate_linux.cc b/chrome/renderer/renderer_main_platform_delegate_linux.cc
index 9ba5ff858a0540b914d668a3b903cc54dfa97abc..6502129bc790d60a19fa9f485946ae14b4b7dea1 100644
--- a/chrome/renderer/renderer_main_platform_delegate_linux.cc
+++ b/chrome/renderer/renderer_main_platform_delegate_linux.cc
@@ -23,15 +23,18 @@ void RendererMainPlatformDelegate::PlatformUninitialize() {
 }
 
 bool RendererMainPlatformDelegate::InitSandboxTests(bool no_sandbox) {
-  NOTIMPLEMENTED();
+  // We have no sandbox.
+  // http://code.google.com/p/chromium/issues/detail?id=8081
   return true;
 }
 
 bool RendererMainPlatformDelegate::EnableSandbox() {
-  NOTIMPLEMENTED();
+  // We have no sandbox.
+  // http://code.google.com/p/chromium/issues/detail?id=8081
   return true;
 }
 
 void RendererMainPlatformDelegate::RunSandboxTests() {
-  NOTIMPLEMENTED();
+  // We have no sandbox.
+  // http://code.google.com/p/chromium/issues/detail?id=8081
 }