gpu: Refactor GpuMemoryBuffer framework for multi-process support.

gpu/command_buffer/service/query_manager_unittest.cc

Index: gpu/command_buffer/service/query_manager_unittest.cc
diff --git a/gpu/command_buffer/service/query_manager_unittest.cc b/gpu/command_buffer/service/query_manager_unittest.cc
index 63ad4f5b27c426a9f95db383825953985d926d24..a743cd0450a502a5fa62ddb48072fc8bf032821b 100644
--- a/gpu/command_buffer/service/query_manager_unittest.cc
+++ b/gpu/command_buffer/service/query_manager_unittest.cc
@@ -128,6 +128,12 @@ class QueryManagerTest : public testing::Test {
       return 0;
     }
 
+    // Overridden from CommandBufferEngine.
+    virtual gfx::GLImage* GetImage(int32 image_id) OVERRIDE {
+      DCHECK(false);
+      return NULL;
+    }
+
    private:
     scoped_ptr<int8[]> data_;
     gpu::Buffer valid_buffer_;