Rename dump methods to dumpState

The dump methods shadow the IBinder dump method.  The warnings were being
hidden by the use of -isystem to include frameworks/native/include.

Bug: 31752268
Test: m -j
Change-Id: Iafc64da43032d5d9d84b64640e70d93fd7051bcf
diff --git a/include/gui/IGraphicBufferConsumer.h b/include/gui/IGraphicBufferConsumer.h
index 08ca39d..dcddca4 100644
--- a/include/gui/IGraphicBufferConsumer.h
+++ b/include/gui/IGraphicBufferConsumer.h
@@ -278,7 +278,7 @@
     virtual status_t discardFreeBuffers() = 0;
 
     // dump state into a string
-    virtual void dump(String8& result, const char* prefix) const = 0;
+    virtual void dumpState(String8& result, const char* prefix) const = 0;
 
 public:
     DECLARE_META_INTERFACE(GraphicBufferConsumer)