A64: Synchronize with r18444.

test/cctest/profiler-extension.cc

Index: test/cctest/profiler-extension.cc
diff --git a/src/extensions/free-buffer-extension.cc b/test/cctest/profiler-extension.cc
similarity index 52%
copy from src/extensions/free-buffer-extension.cc
copy to test/cctest/profiler-extension.cc
index 5cf2b68146c9d325096b6f94172bca55d498c2fa..7b0b099fa751c49bfa1b0fba396d6ae43508f294 100644
--- a/src/extensions/free-buffer-extension.cc
+++ b/test/cctest/profiler-extension.cc
@@ -24,37 +24,49 @@
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Tests of profiles generator and utilities.
 
-#include "free-buffer-extension.h"
-#include "platform.h"
-#include "v8.h"
+#include "profiler-extension.h"
 
-namespace v8 {
-namespace internal {
+#include "cctest.h"
 
+const v8::CpuProfile* ProfilerExtension::last_profile = NULL;
+const char* ProfilerExtension::kSource =
+    "native function startProfiling();"
+    "native function stopProfiling();";
 
-v8::Handle<v8::FunctionTemplate> FreeBufferExtension::GetNativeFunctionTemplate(
-    v8::Isolate* isolate,
-    v8::Handle<v8::String> str) {
-  return v8::FunctionTemplate::New(FreeBufferExtension::FreeBuffer);
+v8::Handle<v8::FunctionTemplate> ProfilerExtension::GetNativeFunctionTemplate(
+    v8::Isolate* isolate, v8::Handle<v8::String> name) {
+  if (name->Equals(v8::String::NewFromUtf8(isolate, "startProfiling"))) {
+    return v8::FunctionTemplate::New(ProfilerExtension::StartProfiling);
+  } else if (name->Equals(v8::String::NewFromUtf8(isolate, "stopProfiling"))) {
+    return v8::FunctionTemplate::New(ProfilerExtension::StopProfiling);
+  } else {
+    CHECK(false);
+    return v8::Handle<v8::FunctionTemplate>();
+  }
 }
 
 
-void FreeBufferExtension::FreeBuffer(
+void ProfilerExtension::StartProfiling(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
-  v8::Handle<v8::ArrayBuffer> arrayBuffer = args[0].As<v8::ArrayBuffer>();
-  v8::ArrayBuffer::Contents contents = arrayBuffer->Externalize();
-  V8::ArrayBufferAllocator()->Free(contents.Data(), contents.ByteLength());
+  last_profile = NULL;
+  v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler();
+  cpu_profiler->StartCpuProfiling((args.Length() > 0)
+      ? args[0].As<v8::String>()
+      : v8::String::Empty(args.GetIsolate()));
 }
 
 
-void FreeBufferExtension::Register() {
-  static char buffer[100];
-  Vector<char> temp_vector(buffer, sizeof(buffer));
-  OS::SNPrintF(temp_vector, "native function freeBuffer();");
-
-  static FreeBufferExtension buffer_free_extension(buffer);
-  static v8::DeclareExtension declaration(&buffer_free_extension);
+void ProfilerExtension::StopProfiling(
+    const v8::FunctionCallbackInfo<v8::Value>& args) {
+  v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler();
+  last_profile = cpu_profiler->StopCpuProfiling((args.Length() > 0)
+      ? args[0].As<v8::String>()
+      : v8::String::Empty(args.GetIsolate()));
 }
 
-} }  // namespace v8::internal
+
+static ProfilerExtension kProfilerExtension;
+v8::DeclareExtension kProfilerExtensionDeclaration(&kProfilerExtension);