Add Pepper support for several GL extensions

ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb.cc

Index: ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb.cc
diff --git a/ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb.cc b/ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb.cc
index b33400ce98b941a58e9ec9a9f02feaab60583349..8dd3f706330190b3d689b3a8e4d2a029d9d3b059 100644
--- a/ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb.cc
+++ b/ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb.cc
@@ -86,7 +86,22 @@ InterfaceMapElement interface_map[] = {
     PluginNetAddressPrivate::GetInterface0_1(), true },
   { PPB_NETADDRESS_PRIVATE_INTERFACE_1_0,
     PluginNetAddressPrivate::GetInterface1_0(), true },
-  { PPB_OPENGLES2_INTERFACE, PluginGraphics3D::GetOpenGLESInterface(),
+  { PPB_OPENGLES2_INTERFACE_1_0, PluginGraphics3D::GetOpenGLESInterface(),
+    true },
+  { PPB_OPENGLES2_INSTANCEDARRAYS_INTERFACE_1_0,
+    PluginGraphics3D::GetOpenGLESInstancedArraysInterface(),
+    true },
+  { PPB_OPENGLES2_FRAMEBUFFERBLIT_INTERFACE_1_0,
+    PluginGraphics3D::GetOpenGLESFramebufferBlitInterface(),
+    true },
+  { PPB_OPENGLES2_FRAMEBUFFERMULTISAMPLE_INTERFACE_1_0,
+    PluginGraphics3D::GetOpenGLESFramebufferMultisampleInterface(),
+    true },
+  { PPB_OPENGLES2_CHROMIUMENABLEFEATURE_INTERFACE_1_0,
+    PluginGraphics3D::GetOpenGLESChromiumEnableFeatureInterface(),
+    true },
+  { PPB_OPENGLES2_CHROMIUMMAPSUB_INTERFACE_1_0,
+    PluginGraphics3D::GetOpenGLESChromiumMapSubInterface(),
     true },
   { PPB_PDF_INTERFACE, PluginPDF::GetInterface(), true },
   { PPB_SCROLLBAR_DEV_INTERFACE, PluginScrollbar::GetInterface(), true },