Move gles2 extensions out of dev.

ppapi/lib/gl/gles2/gl2ext_ppapi.h

Index: ppapi/lib/gl/gles2/gl2ext_ppapi.h
===================================================================
--- ppapi/lib/gl/gles2/gl2ext_ppapi.h	(revision 135658)
+++ ppapi/lib/gl/gles2/gl2ext_ppapi.h	(working copy)
@@ -37,17 +37,17 @@
 
 // Returns OpenGL ES 2.0 interface.
 GL_APICALL const struct PPB_OpenGLES2* GL_APIENTRY glGetInterfacePPAPI();
-GL_APICALL const struct PPB_OpenGLES2InstancedArrays_Dev* GL_APIENTRY
+GL_APICALL const struct PPB_OpenGLES2InstancedArrays* GL_APIENTRY
     glGetInstancedArraysInterfacePPAPI();
-GL_APICALL const struct PPB_OpenGLES2FramebufferBlit_Dev* GL_APIENTRY
+GL_APICALL const struct PPB_OpenGLES2FramebufferBlit* GL_APIENTRY
     glGetFramebufferBlitInterfacePPAPI();
-GL_APICALL const struct PPB_OpenGLES2FramebufferMultisample_Dev* GL_APIENTRY
+GL_APICALL const struct PPB_OpenGLES2FramebufferMultisample* GL_APIENTRY
     glGetFramebufferMultisampleInterfacePPAPI();
-GL_APICALL const struct PPB_OpenGLES2ChromiumEnableFeature_Dev* GL_APIENTRY
+GL_APICALL const struct PPB_OpenGLES2ChromiumEnableFeature* GL_APIENTRY
     glGetChromiumEnableFeatureInterfacePPAPI();
-GL_APICALL const struct PPB_OpenGLES2ChromiumMapSub_Dev* GL_APIENTRY
+GL_APICALL const struct PPB_OpenGLES2ChromiumMapSub* GL_APIENTRY
     glGetChromiumMapSubInterfacePPAPI();
-GL_APICALL const struct PPB_OpenGLES2Query_Dev* GL_APIENTRY
+GL_APICALL const struct PPB_OpenGLES2Query* GL_APIENTRY
     glGetQueryInterfacePPAPI();
 
 #ifdef __cplusplus