Add mock context and use in ResourceCacheTest.

BUG=skia:2889

Committed: https://skia.googlesource.com/skia/+/820dd6c335411aad889c1d7e8a857642ecd87e30

Review URL: https://codereview.chromium.org/702083003

1 files changed, 7 insertions, 0 deletions

diff --git a/include/gpu/GrContext.h b/include/gpu/GrContext.h
index 464f36d123..2adc84211a 100644
--- a/include/gpu/GrContext.h
+++ b/include/gpu/GrContext.h
@@ -63,6 +63,11 @@ public:
      */
     static GrContext* Create(GrBackend, GrBackendContext, const Options* opts = NULL);
 
+    /**
+     * Only defined in test apps.
+     */
+    static GrContext* CreateMockContext();
+
     virtual ~GrContext();
 
     /**
@@ -978,6 +983,8 @@ private:
 
     GrContext(const Options&); // init must be called after the constructor.
     bool init(GrBackend, GrBackendContext);
+    void initMockContext();
+    void initCommon();
 
     void setupDrawBuffer();