Plumb in an externally created v8::Isolate

public/fpdf_formfill.h

Index: public/fpdf_formfill.h
diff --git a/public/fpdf_formfill.h b/public/fpdf_formfill.h
index a1b9ec2a775e03b25659c2c45a262c65c39578f6..f90dd6a6e8ab0b8dd1688672550ff2c5afd40b08 100644
--- a/public/fpdf_formfill.h
+++ b/public/fpdf_formfill.h
@@ -19,7 +19,8 @@ extern "C" {
 typedef struct _IPDF_JsPlatform
 {
 /**
-* Version number of the interface. Currently must be 1.
+* Version number of the interface. Currently must be 2.
+* m_isolate must be set).

[Tom Sepez, 2015/07/14 19:34:17]

nit: stray line.

     **/
     int version;
 

[Tom Sepez, 2015/07/14 19:32:35]

nit: still would like a /* Version 1. */ comment here..

@@ -222,6 +223,11 @@ typedef struct _IPDF_JsPlatform
     *   pointer to FPDF_FORMFILLINFO interface.
     **/
     void*   m_pFormfillinfo;
+

[Tom Sepez, 2015/07/14 19:32:35]

nit: still would like a /* Version 2. */ comment here, so we can tell that all
that comes after this was added in V2.

+    /**
+    *   pointer to the v8::Isolate to use, or NULL to force PDFium to create one.
+    **/
+    void*   m_isolate;
 } IPDF_JSPLATFORM;
 
 // Flags for Cursor type