Split nested namespaces declaration in two lines in accordance with C++ Style Guide.

test/cctest/test-log-ia32.cc

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 //
 // Tests of profiler-related functions from log.h
 
 #ifdef ENABLE_LOGGING_AND_PROFILING
 
 #include <stdlib.h>
 
 #include "v8.h"
 
@@ skipping 181 matching lines @@
 static void SetGlobalProperty(const char* name, Local<Value> value) {
   env->Global()->Set(String::New(name), value);
 }
 
 
 static Handle<v8::internal::String> NewString(const char* s) {
   return i::Factory::NewStringFromAscii(i::CStrVector(s));
 }
 
 
-namespace v8 { namespace internal {
+namespace v8 {
+namespace internal {
 
 class CodeGeneratorPatcher {
  public:
   CodeGeneratorPatcher() {
     CodeGenerator::InlineRuntimeLUT genGetFramePointer =
         {&CodeGenerator::GenerateGetFramePointer, "_GetFramePointer"};
     // _FastCharCodeAt is not used in our tests.
     bool result = CodeGenerator::PatchInlineRuntimeEntry(
         NewString("_FastCharCodeAt"),
         genGetFramePointer, &oldInlineEntry);
@@ skipping 110 matching lines @@
 TEST(PureCStackTrace) {
   TickSample sample;
   StackTracer tracer(reinterpret_cast<uintptr_t>(&sample));
   InitTraceEnv(&tracer, &sample);
   // Check that sampler doesn't crash
   CHECK_EQ(10, CFunc(10));
 }
 
 
 #endif  // ENABLE_LOGGING_AND_PROFILING