Fix typo "setDepthttachment".

BUG=angleproject:930

Change-Id: I7680bbc912c0d961143c38ad82d19746dc9b113d
Reviewed-on: https://chromium-review.googlesource.com/256732
Reviewed-by: Kenneth Russell <kbr@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
diff --git a/src/libANGLE/renderer/FramebufferImpl.h b/src/libANGLE/renderer/FramebufferImpl.h
index 5985c32..71cffac 100644
--- a/src/libANGLE/renderer/FramebufferImpl.h
+++ b/src/libANGLE/renderer/FramebufferImpl.h
@@ -32,7 +32,7 @@
     virtual ~FramebufferImpl() { }
 
     virtual void setColorAttachment(size_t index, const gl::FramebufferAttachment *attachment) = 0;
-    virtual void setDepthttachment(const gl::FramebufferAttachment *attachment) = 0;
+    virtual void setDepthAttachment(const gl::FramebufferAttachment *attachment) = 0;
     virtual void setStencilAttachment(const gl::FramebufferAttachment *attachment) = 0;
     virtual void setDepthStencilAttachment(const gl::FramebufferAttachment *attachment) = 0;