Enable the V8 binding's StringImpl cache for renderer processes.

Originally reviewed at: http://codereview.chromium.org/159642

Patch by Anton Muhin
R=darin
BUG=none
TEST=none

Review URL: http://codereview.chromium.org/159666

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@22115 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 11 insertions, 1 deletions

diff --git a/webkit/api/public/WebKit.h b/webkit/api/public/WebKit.h
index b3302fe..4b5c1a6 100644
--- a/webkit/api/public/WebKit.h
+++ b/webkit/api/public/WebKit.h
@@ -82,6 +82,12 @@ namespace WebKit {
                                       const WebString& schemeRestriction);
     WEBKIT_API void registerExtension(v8::Extension*, int extensionGroup);
 
+    // Enables special settings which are only applicable if V8 is executed
+    // in the single thread which must be the main thread.
+    // FIXME: make a try to dynamically detect when this condition is broken
+    // and automatically switch off single thread mode.
+    WEBKIT_API void enableV8SingleThreadMode();
+
     // Process any pending JavaScript console messages.
     WEBKIT_API void flushConsoleMessages();
 
@@ -94,7 +100,6 @@ namespace WebKit {
     // Enables HTML5 database support.
     WEBKIT_API void enableDatabases();
     WEBKIT_API bool databasesEnabled();
-
 } // namespace WebKit
 
 #endif
diff --git a/webkit/api/src/WebKit.cpp b/webkit/api/src/WebKit.cpp
index f4c327c..8fa42bb 100644
--- a/webkit/api/src/WebKit.cpp
+++ b/webkit/api/src/WebKit.cpp
@@ -38,6 +38,7 @@
 #include "DOMTimer.h"
 #include "FrameLoader.h"
 #include "Page.h"
+#include "V8Binding.h"
 #include "V8Proxy.h"
 #include "WorkerContextExecutionProxy.h"
 #include <wtf/Assertions.h>
@@ -141,5 +142,9 @@ bool databasesEnabled()
     return s_databasesEnabled;
 }
 
+void enableV8SingleThreadMode()
+{
+    WebCore::enableStringImplCache();
+}
 
 } // namespace WebKit