Add hooks for GL_EXT_debug_marker in gpu

src/gpu/gl/GrGLCaps.cpp

Index: src/gpu/gl/GrGLCaps.cpp
diff --git a/src/gpu/gl/GrGLCaps.cpp b/src/gpu/gl/GrGLCaps.cpp
index bdb19e2e3a52e4eca288c0c4f9430cef15857594..848e1ec68d3510bb7dc758c177ca5479eec8e816 100644
--- a/src/gpu/gl/GrGLCaps.cpp
+++ b/src/gpu/gl/GrGLCaps.cpp
@@ -301,6 +301,8 @@ void GrGLCaps::init(const GrGLContextInfo& ctxInfo, const GrGLInterface* gli) {
         fMipMapSupport = fNPOTTextureTileSupport || ctxInfo.hasExtension("GL_IMG_texture_npot");
     }
 
+

[bsalomon, 2014/02/20 22:14:13]

?

+
     fHWAALineSupport = (kGL_GrGLStandard == standard);
 
     GR_GL_GetIntegerv(gli, GR_GL_MAX_TEXTURE_SIZE, &fMaxTextureSize);
@@ -312,6 +314,8 @@ void GrGLCaps::init(const GrGLContextInfo& ctxInfo, const GrGLInterface* gli) {
     fPathRenderingSupport = ctxInfo.hasExtension("GL_NV_path_rendering");
     SkASSERT(!fPathRenderingSupport || fFixedFunctionSupport);
 
+    fDebugMarkerSupport = ctxInfo.hasExtension("GL_EXT_debug_marker");
+
     fDstReadInShaderSupport = kNone_FBFetchType != fFBFetchType;
 
     // Disable scratch texture reuse on Mali and Adreno devices