Fix warnings on Win64.

test/cctest/test-log-utils.cc

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 //
 // Tests of logging utilities from log-utils.h
 
 #ifdef ENABLE_LOGGING_AND_PROFILING
 
 #include "v8.h"
 
 #include "log-utils.h"
 #include "cctest.h"
 
 using v8::internal::CStrVector;
 using v8::internal::EmbeddedVector;
 using v8::internal::LogDynamicBuffer;
 using v8::internal::LogRecordCompressor;
 using v8::internal::MutableCStrVector;
 using v8::internal::ScopedVector;
 using v8::internal::Vector;
+using v8::internal::StrLength;
 
 // Fills 'ref_buffer' with test data: a sequence of two-digit
 // hex numbers: '0001020304...'. Then writes 'ref_buffer' contents to 'dynabuf'.
 static void WriteData(LogDynamicBuffer* dynabuf, Vector<char>* ref_buffer) {
   static const char kHex[] = "0123456789ABCDEF";
   CHECK_GT(ref_buffer->length(), 0);
   CHECK_GT(513, ref_buffer->length());
   for (int i = 0, half_len = ref_buffer->length() >> 1; i < half_len; ++i) {
     (*ref_buffer)[i << 1] = kHex[i >> 4];
     (*ref_buffer)[(i << 1) + 1] = kHex[i & 15];
@@ skipping 82 matching lines @@
   CHECK_EQ(ref_buf, buf);
   // Try to read near the end with a buffer larger than remaining data size.
   EmbeddedVector<char, 48> tail_buf;
   CHECK_EQ(32, ReadData(&dynabuf, 128 - 32, &tail_buf));
   CHECK_EQ(ref_buf.SubVector(128 - 32, 128), tail_buf.SubVector(0, 32));
 }
 
 
 TEST(DynaBufSealing) {
   const char* seal = "Sealed";
-  const int seal_size = strlen(seal);
+  const int seal_size = StrLength(seal);
   LogDynamicBuffer dynabuf(32, 128, seal, seal_size);
   EmbeddedVector<char, 100> ref_buf;
   WriteData(&dynabuf, &ref_buf);
   // Try to write data that will not fit in the buffer.
   CHECK_EQ(0, dynabuf.Write(ref_buf.start(), 128 - 100 - seal_size + 1));
   // Now the buffer is sealed, writing of any amount of data is forbidden.
   CHECK_EQ(0, dynabuf.Write(ref_buf.start(), 1));
   EmbeddedVector<char, 100> buf;
   CHECK_EQ(100, ReadData(&dynabuf, 0, &buf));
   CHECK_EQ(ref_buf, buf);
@@ skipping 168 matching lines @@
   CHECK(comp.Store(string_3));
   // string_2 compressed using string_1.
   CheckCompression(&comp, "#1:8");
   const Vector<const char> string_4 = CStrVector("xxx");
   CHECK(comp.Store(string_4));
   // string_3 can't be compressed using string_2 --- too short.
   CheckCompression(&comp, string_3);
 }
 
 #endif  // ENABLE_LOGGING_AND_PROFILING