Change glimage to accept a type.

gpu/command_buffer/client/gpu_memory_buffer_factory.h

Index: gpu/command_buffer/client/gpu_memory_buffer_factory.h
diff --git a/gpu/command_buffer/client/gpu_memory_buffer_factory.h b/gpu/command_buffer/client/gpu_memory_buffer_factory.h
index 42dde409eafc3449a9a1c8c26d68ca1f84f7a416..c7f0b4ca4e0bd97c1b7b75c308d5612d5b35f291 100644
--- a/gpu/command_buffer/client/gpu_memory_buffer_factory.h
+++ b/gpu/command_buffer/client/gpu_memory_buffer_factory.h
@@ -15,10 +15,10 @@ namespace gpu {
 
 class GPU_EXPORT GpuMemoryBufferFactory {
  public:
-  virtual gfx::GpuMemoryBuffer* CreateGpuMemoryBuffer(
-      size_t width,
-      size_t height,
-      unsigned internalformat) = 0;
+  virtual gfx::GpuMemoryBuffer* CreateGpuMemoryBuffer(size_t width,
+                                                      size_t height,
+                                                      unsigned internalformat,
+                                                      unsigned usage) = 0;
 
  protected:
   virtual ~GpuMemoryBufferFactory() {}