Change glimage to accept a type.

gpu/command_buffer/common/gpu_control.h

Index: gpu/command_buffer/common/gpu_control.h
diff --git a/gpu/command_buffer/common/gpu_control.h b/gpu/command_buffer/common/gpu_control.h
index e15d5e6b11938b4ae176dbd89b34029f47271da0..4a192a26d117f28f23ffe1d861bd492f9e29407d 100644
--- a/gpu/command_buffer/common/gpu_control.h
+++ b/gpu/command_buffer/common/gpu_control.h
@@ -30,11 +30,11 @@ class GPU_EXPORT GpuControl {
 
   // Create a gpu memory buffer of the given dimensions and format. Returns
   // its ID or -1 on error.
-  virtual gfx::GpuMemoryBuffer* CreateGpuMemoryBuffer(
-      size_t width,
-      size_t height,
-      unsigned internalformat,
-      int32* id) = 0;
+  virtual gfx::GpuMemoryBuffer* CreateGpuMemoryBuffer(size_t width,
+                                                      size_t height,
+                                                      unsigned internalformat,
+                                                      unsigned usage,
+                                                      int32* id) = 0;
 
   // Destroy a gpu memory buffer. The ID must be positive.
   virtual void DestroyGpuMemoryBuffer(int32 id) = 0;