Add ability to wire up sharelist in glcontext creation

src/gpu/GrContextFactory.cpp

Index: src/gpu/GrContextFactory.cpp
diff --git a/src/gpu/GrContextFactory.cpp b/src/gpu/GrContextFactory.cpp
index b7e48254c881af6835b8c6e195b3a8c2ee1a69a7..7b0bd82acaa29a4f4f39d8273c65db9b71ad46ee 100755
--- a/src/gpu/GrContextFactory.cpp
+++ b/src/gpu/GrContextFactory.cpp
@@ -60,7 +60,8 @@ void GrContextFactory::abandonContexts() {
 }
 
 GrContextFactory::ContextInfo GrContextFactory::getContextInfo(GLContextType type,
-                                                               GLContextOptions options) {
+                                                               GLContextOptions options,
+                                                               SkGLContext* shareList) {
     for (int i = 0; i < fContexts.count(); ++i) {
         Context& context = fContexts[i];
         if (!context.fGLContext) {
@@ -76,13 +77,13 @@ GrContextFactory::ContextInfo GrContextFactory::getContextInfo(GLContextType typ
     SkAutoTUnref<GrContext> grCtx;
     switch (type) {
         case kNative_GLContextType:
-            glCtx.reset(SkCreatePlatformGLContext(kNone_GrGLStandard));
+            glCtx.reset(SkCreatePlatformGLContext(kNone_GrGLStandard, shareList));
             break;
         case kGL_GLContextType:
-            glCtx.reset(SkCreatePlatformGLContext(kGL_GrGLStandard));
+            glCtx.reset(SkCreatePlatformGLContext(kGL_GrGLStandard, shareList));
             break;
         case kGLES_GLContextType:
-            glCtx.reset(SkCreatePlatformGLContext(kGLES_GrGLStandard));
+            glCtx.reset(SkCreatePlatformGLContext(kGLES_GrGLStandard, shareList));
             break;
 #if SK_ANGLE
 #ifdef SK_BUILD_FOR_WIN