Port manifest query tests from nacl_integration to browser_tests.

chrome/test/data/nacl/manifest_file/irt_manifest_file_test.cc

Index: chrome/test/data/nacl/manifest_file/irt_manifest_file_test.cc
diff --git a/ppapi/native_client/tests/nacl_browser/manifest_file/irt_manifest_file_test.cc b/chrome/test/data/nacl/manifest_file/irt_manifest_file_test.cc
similarity index 96%
rename from ppapi/native_client/tests/nacl_browser/manifest_file/irt_manifest_file_test.cc
rename to chrome/test/data/nacl/manifest_file/irt_manifest_file_test.cc
index 2c9ec51c10cee08cdf68b2094c888d0ae2074780..f158f3da4975621b1c2bdb3d19a6f29fcfe15dcc 100644
--- a/ppapi/native_client/tests/nacl_browser/manifest_file/irt_manifest_file_test.cc
+++ b/chrome/test/data/nacl/manifest_file/irt_manifest_file_test.cc
@@ -45,9 +45,9 @@ void load_manifest(TYPE_nacl_irt_query *query_func) {
 
   str = "File Contents:\n";
 
-  FILE *iob = fdopen(desc, "r");
   char buffer[4096];
-  while (fgets(buffer, sizeof buffer, iob) != NULL) {
+  int len;
+  while ((len = read(desc, buffer, sizeof buffer - 1)) > 0) {
     // NB: fgets does not discard the newline nor any carriage return
     // character before that.
     //
@@ -76,10 +76,11 @@ void load_manifest(TYPE_nacl_irt_query *query_func) {
       buffer[len-2] = '\n';
       buffer[len-1] = '\0';
     }
+    // Null terminate.
+    buffer[len] = 0;
     str += buffer;
   }
   printf("file loaded: %s\n", str.c_str());
-  fclose(iob);  // closed desc
   return;
 }