sql: Remove basictypes.h includes.

* Use the standard integer types from stdint.h instead.
* Use macros.h for the DISALLOW_COPY_AND_ASSIGN macro.

BUG=138542
TEST=sql_unittests
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Review URL: https://codereview.chromium.org/1133053004

Cr-Commit-Position: refs/heads/master@{#329256}
diff --git a/sql/test/test_helpers.cc b/sql/test/test_helpers.cc
index 72d42c6..361b336 100644
--- a/sql/test/test_helpers.cc
+++ b/sql/test/test_helpers.cc
@@ -85,7 +85,7 @@
   if (1u != fread(header, sizeof(header), 1, file.get()))
     return false;
 
-  int64 db_size = 0;
+  int64_t db_size = 0;
   if (!base::GetFileSize(db_path, &db_size))
     return false;