Sample for GPU memory dumping using new SkTraceMemoryDump.

src/gpu/GrContext.cpp

Index: src/gpu/GrContext.cpp
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp
index 91415ac2b4a676aee09d7cbd6c47f88dc50fc3b6..149a5aef68b341111d2796564b5a55a90fbf7e28 100755
--- a/src/gpu/GrContext.cpp
+++ b/src/gpu/GrContext.cpp
@@ -45,6 +45,7 @@
 #include "SkTLazy.h"
 #include "SkTLS.h"
 #include "SkTraceEvent.h"
+#include "SkTraceMemoryDump.h"
 
 #include "batches/GrBatch.h"
 
@@ -67,7 +68,7 @@ void GrContext::DrawingMgr::init(GrContext* context) {
     fDrawTarget = SkNEW_ARGS(GrImmediateDrawTarget, (context));
 #else
     fDrawTarget = SkNEW_ARGS(GrBufferedDrawTarget, (context));
-#endif    
+#endif
 }
 
 void GrContext::DrawingMgr::cleanup() {
@@ -112,7 +113,7 @@ void GrContext::DrawingMgr::flush() {
     }
 }
 
-GrDrawContext* GrContext::DrawingMgr::drawContext(const SkSurfaceProps* surfaceProps) { 
+GrDrawContext* GrContext::DrawingMgr::drawContext(const SkSurfaceProps* surfaceProps) {
     if (this->abandoned()) {
         return NULL;
     }
@@ -125,7 +126,7 @@ GrDrawContext* GrContext::DrawingMgr::drawContext(const SkSurfaceProps* surfaceP
                 SkNEW_ARGS(GrDrawContext, (fContext, fDrawTarget, props));
     }
 
-    return fDrawContext[props.pixelGeometry()][props.isUseDistanceFieldFonts()]; 
+    return fDrawContext[props.pixelGeometry()][props.isUseDistanceFieldFonts()];
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -761,3 +762,7 @@ void GrContext::removeGpuTraceMarker(const GrGpuTraceMarker* marker) {
     fGpu->removeGpuTraceMarker(marker);
 }
 
+//////////////////////////////////////////////////////////////////////////////
+void GrContext::onMemoryDump(SkTraceMemoryDump *traceMemoryDump) const {
+    fResourceCache->onMemoryDump(traceMemoryDump);
+}