Apply script preprocessor to Web page scripts only.

Source/bindings/v8/V8PerContextData.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 121 matching lines @@
             prototypeObject->SetAlignedPointerInInternalField(v8PrototypeTypeIndex, type);
         type->installPerContextPrototypeProperties(prototypeObject, m_context->GetIsolate());
         if (type->wrapperTypePrototype == WrapperTypeErrorPrototype)
             prototypeObject->SetPrototype(m_errorPrototype.get());
     }
 
     m_constructorMap.set(type, v8::Persistent<v8::Function>::New(m_context->GetIsolate(), function));
 
     return function;
 }
+
 static v8::Handle<v8::Value> createDebugData(const char* worldName, int debugId) 
 {
     char buffer[32];
     unsigned wanted;
     if (debugId == -1)
         wanted = snprintf(buffer, sizeof(buffer), "%s", worldName);
     else 
         wanted = snprintf(buffer, sizeof(buffer), "%s,%d", worldName, debugId);
 
     if (wanted < sizeof(buffer))
         return v8::String::NewSymbol(buffer);
 
     return v8::Undefined();
 };
 
 static v8::Handle<v8::Value> debugData(v8::Handle<v8::Context> context)
 {
     v8::Context::Scope contextScope(context);
     return context->GetEmbedderData(v8ContextDebugIdIndex);
 }
 
 static void setDebugData(v8::Handle<v8::Context> context, v8::Handle<v8::Value> value)
 {
-    v8::Context::Scope contextScope(context);
+    ASSERT(*value);
+    ASSERT(value->IsString());
     context->SetEmbedderData(v8ContextDebugIdIndex, value);
 }
 
 bool V8PerContextDebugData::setContextDebugData(v8::Handle<v8::Context> context, const char* worldName, int debugId) 
 {
+    v8::HandleScope scope;
     if (!debugData(context)->IsUndefined())
         return false;
-    v8::HandleScope scope;
+    ASSERT(debugId);
+    v8::Context::Scope contextScope(context);
     v8::Handle<v8::Value> debugData = createDebugData(worldName, debugId);
     setDebugData(context, debugData);
     return true;
 }
 
 int V8PerContextDebugData::contextDebugId(v8::Handle<v8::Context> context) 
 {
     v8::HandleScope scope;
     v8::Handle<v8::Value> data = debugData(context);
 
     if (!data->IsString())
         return -1;
     v8::String::AsciiValue ascii(data);
     char* comma = strnstr(*ascii, ",", ascii.length());
     if (!comma)
         return -1;
     return atoi(comma + 1);
 }
 
+ContextCategory V8PerContextDebugData::contextCategory(v8::Handle<v8::Context> context)
+{
+    v8::HandleScope scope;
+    v8::Handle<v8::Value> data = debugData(context);
+
+    if (!data->IsString())
+        return NoContextCategory;
+
+    v8::String::AsciiValue ascii(data);
+    char* comma = strnstr(*ascii, ",", ascii.length());
+    if (!comma)
+        return NoContextCategory;
+
+    String categoryString(*ascii, comma - *ascii);
+    if (categoryString == "page") {
+        return PageContextCategory;
+    }
+    if (categoryString == "worker") {
+        return WorkerContextCategory;
+    }
+    if (categoryString == "injected") {
+        return ContentScriptContextCategory;
+    }
+    return NoContextCategory;
+}
+
+static V8PerContextDebugData::ScopedWebCompilation* currentScopedWebCompilation = 0;
+static bool matches(v8::Handle<v8::Context> l_context, v8::Handle<v8::Context> r_context)
+{
+    return l_context == r_context;
+}
+
+bool V8PerContextDebugData::isScopedWebCompilation(v8::Handle<v8::Context> context)
+{
+    if (currentScopedWebCompilation) {
+        return matches(currentScopedWebCompilation->m_context, context);
+    } else {
+        return false;
+    }
+}
+
+bool V8PerContextDebugData::isOneFunctionWebCompilation()
+{
+    if (currentScopedWebCompilation) {
+        return currentScopedWebCompilation->m_oneFunctionResult;
+    } else {
+        return false;
+    }
+}
+
+V8PerContextDebugData::ScopedWebCompilation::ScopedWebCompilation(v8::Handle<v8::Context> context, bool oneFunctionResult)
+    : m_context(context), m_oneFunctionResult(oneFunctionResult)
+{
+    // In some cases we may over-write a value other than zero because we eg compile - run - compile all on the same
+    // call stack.  This is ok: we only need the pointer before each compile and before we ever run the code.
+    currentScopedWebCompilation = this;
+}
+
+V8PerContextDebugData::ScopedWebCompilation::~ScopedWebCompilation()
+{
+    currentScopedWebCompilation = 0;
+}
+
+
 } // namespace WebCore