Move renderable config list to GrDrawTargetCaps

R=robertphillips@google.com

Author: bsalomon@google.com

Review URL: https://codereview.chromium.org/26342006

git-svn-id: http://skia.googlecode.com/svn/trunk@11756 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp
index 91e8286..66a86f3 100644
--- a/src/gpu/GrContext.cpp
+++ b/src/gpu/GrContext.cpp
@@ -1689,7 +1689,7 @@
 ////////////////////////////////////////////////////////////////////////////////
 
 bool GrContext::isConfigRenderable(GrPixelConfig config) const {
-    return fGpu->isConfigRenderable(config);
+    return fGpu->caps()->isConfigRenderable(config);
 }
 
 static inline intptr_t setOrClear(intptr_t bits, int shift, intptr_t pred) {