Move fx_crypto.h and fpdf_text.h out of core/include.

This CL moves the two files and breaks fpdf_text.h apart into individual pieces.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1801973002 .
diff --git a/fpdfsdk/javascript/JS_GlobalData.cpp b/fpdfsdk/javascript/JS_GlobalData.cpp
index 1408dbe..ba547fe 100644
--- a/fpdfsdk/javascript/JS_GlobalData.cpp
+++ b/fpdfsdk/javascript/JS_GlobalData.cpp
@@ -6,7 +6,7 @@
 
 #include "fpdfsdk/javascript/JS_GlobalData.h"
 
-#include "core/include/fdrm/fx_crypt.h"
+#include "core/fdrm/crypto/include/fx_crypt.h"
 #include "fpdfsdk/include/javascript/IJavaScript.h"
 
 #define JS_MAXGLOBALDATA (1024 * 4 - 8)