Experimental CompressibleString UMA

third_party/WebKit/Source/bindings/core/v8/V8Binding.h

 /*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 * Copyright (C) 2012 Ericsson AB. 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.
@@ skipping 31 matching lines @@
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/core/v8/V8BindingMacros.h"
 #include "bindings/core/v8/V8PerIsolateData.h"
 #include "bindings/core/v8/V8ScriptRunner.h"
 #include "bindings/core/v8/V8StringResource.h"
 #include "bindings/core/v8/V8ThrowException.h"
 #include "bindings/core/v8/V8ValueCache.h"
 #include "core/CoreExport.h"
 #include "platform/JSONValues.h"
 #include "platform/heap/Handle.h"
+#include "platform/text/CompressibleString.h"
 #include "wtf/text/AtomicString.h"
 #include <v8.h>
 
 namespace blink {
 
 class DOMWindow;
 class EventListener;
 class EventTarget;
 class ExceptionState;
 class ExecutionContext;
@@ skipping 367 matching lines @@
 // Return a V8 external string that shares the underlying buffer with the given
 // WebCore string. The reference counting mechanism is used to keep the
 // underlying buffer alive while the string is still live in the V8 engine.
 inline v8::Local<v8::String> v8String(v8::Isolate* isolate, const String& string)
 {
     if (string.isNull())
         return v8::String::Empty(isolate);
     return V8PerIsolateData::from(isolate)->stringCache()->v8ExternalString(isolate, string.impl());
 }
 
+inline v8::Local<v8::String> v8String(v8::Isolate* isolate, const CompressibleString& string)
+{
+    if (string.isNull())
+        return v8::String::Empty(isolate);
+    return V8PerIsolateData::from(isolate)->stringCache()->v8ExternalString(isolate, string);
+}
+
 inline v8::Local<v8::String> v8AtomicString(v8::Isolate* isolate, const char* str, int length = -1)
 {
     ASSERT(isolate);
     v8::Local<v8::String> value;
     if (LIKELY(v8::String::NewFromUtf8(isolate, str, v8::NewStringType::kInternalized, length).ToLocal(&value)))
         return value;
     // Immediately crashes when NewFromUtf8() fails because it only fails the
     // given str is too long.
     RELEASE_ASSERT_NOT_REACHED();
     return v8::String::Empty(isolate);
@@ skipping 663 matching lines @@
 
 template <size_t N>
 v8::Local<v8::Value> v8CallExtraOrCrash(ScriptState* scriptState, const char* name, v8::Local<v8::Value>(&args)[N])
 {
     return v8CallOrCrash(v8CallExtraHelper(scriptState, name, N, args));
 }
 
 } // namespace blink
 
 #endif // V8Binding_h