Add resource provider flag to avoid client-side buffers

src/gpu/GrCaps.cpp

Index: src/gpu/GrCaps.cpp
diff --git a/src/gpu/GrCaps.cpp b/src/gpu/GrCaps.cpp
index a5e46de4b4136fabc327a566cb8dd0b7b6a2d217..36b7b17de2811fe749ca53ebeee2f939dc2d6dbb 100644
--- a/src/gpu/GrCaps.cpp
+++ b/src/gpu/GrCaps.cpp
@@ -98,6 +98,7 @@ GrCaps::GrCaps(const GrContextOptions& options) {
     fSampleLocationsSupport = false;
     fMultisampleDisableSupport = false;
     fUsesMixedSamples = false;
+    fPreferClientSideDynamicBuffers = false;
     fSupportsInstancedDraws = false;
     fFullClearIsFree = false;
     fMustClearUploadedBufferData = false;
@@ -176,6 +177,7 @@ SkString GrCaps::dump() const {
     r.appendf("Sample Locations Support           : %s\n", gNY[fSampleLocationsSupport]);
     r.appendf("Multisample disable support        : %s\n", gNY[fMultisampleDisableSupport]);
     r.appendf("Uses Mixed Samples                 : %s\n", gNY[fUsesMixedSamples]);
+    r.appendf("Prefer client-side dynamic buffers : %s\n", gNY[fPreferClientSideDynamicBuffers]);
     r.appendf("Supports instanced draws           : %s\n", gNY[fSupportsInstancedDraws]);
     r.appendf("Full screen clear is free          : %s\n", gNY[fFullClearIsFree]);
     r.appendf("Must clear buffer memory           : %s\n", gNY[fMustClearUploadedBufferData]);