remove cpp change

Author: FrankYFTang

icu4c/source/test/fuzzer/fuzzer_driver.cpp

@@ -12,8 +12,6 @@
 
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size);
 
-constexpr size_t kFuzzerTestDataSizeLimit = 32 * 1024; // Limit to 32K bytes
-
 int main(int argc, char* argv[])
 {
     bool show_warning = true;
@@ -54,11 +52,7 @@ int main(int argc, char* argv[])
     }
     std::ostringstream ostrm;
     ostrm << file.rdbuf();
-    size_t data_size = ostrm.str().size();
-    if (data_size > kFuzzerTestDataSizeLimit) {
-      data_size = kFuzzerTestDataSizeLimit;
-    }
-    LLVMFuzzerTestOneInput(reinterpret_cast<const uint8_t*>(ostrm.str().c_str()), data_size);
+    LLVMFuzzerTestOneInput(reinterpret_cast<const uint8_t*>(ostrm.str().c_str()), ostrm.str().size());
 
     return 0;
 }