Move StringPiece into the base namespace. It is colliding

webkit/glue/devtools/debugger_agent_impl.cc

Index: webkit/glue/devtools/debugger_agent_impl.cc
diff --git a/webkit/glue/devtools/debugger_agent_impl.cc b/webkit/glue/devtools/debugger_agent_impl.cc
index 70353ae7e91a750608cd9295388c09c7c1c93643..45b5470863a4ca83ea54f6229a08bd33c9e42ea8 100644
--- a/webkit/glue/devtools/debugger_agent_impl.cc
+++ b/webkit/glue/devtools/debugger_agent_impl.cc
@@ -132,18 +132,19 @@ void DebuggerAgentImpl::CreateUtilityContext(
   global->Set(v8::String::New("contentWindow"), window_global);
 
   // Inject javascript into the context.
-  StringPiece basejs = webkit_glue::GetDataResource(IDR_DEVTOOLS_BASE_JS);
+  base::StringPiece basejs = webkit_glue::GetDataResource(IDR_DEVTOOLS_BASE_JS);
   v8::Script::Compile(v8::String::New(basejs.as_string().c_str()))->Run();
 
-  StringPiece injectjs_webkit =
+  base::StringPiece injectjs_webkit =
       webkit_glue::GetDataResource(IDR_DEVTOOLS_INJECT_WEBKIT_JS);
   v8::Script::Compile(
       v8::String::New(injectjs_webkit.as_string().c_str()))->Run();
 
-  StringPiece injectjs = webkit_glue::GetDataResource(IDR_DEVTOOLS_INJECT_JS);
+  base::StringPiece injectjs = webkit_glue::GetDataResource(
+      IDR_DEVTOOLS_INJECT_JS);
   v8::Script::Compile(v8::String::New(injectjs.as_string().c_str()))->Run();
 
-  StringPiece inject_dispatchjs = webkit_glue::GetDataResource(
+  base::StringPiece inject_dispatchjs = webkit_glue::GetDataResource(
       IDR_DEVTOOLS_INJECT_DISPATCH_JS);
   v8::Script::Compile(v8::String::New(
       inject_dispatchjs.as_string().c_str()))->Run();