Turn on -Wall -Wextra on Mac, and fix all the warnings that crop up for /usr/bin/g++ and Clang 3.3.

src/core/SkPicture.cpp

 
 /*
  * Copyright 2007 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkPictureFlat.h"
@@ skipping 103 matching lines @@
 
 
 ///////////////////////////////////////////////////////////////////////////////
 
 SkPicture::SkPicture() {
     fRecord = NULL;
     fPlayback = NULL;
     fWidth = fHeight = 0;
 }
 
-SkPicture::SkPicture(const SkPicture& src) {
+SkPicture::SkPicture(const SkPicture& src) : INHERITED() {
     fWidth = src.fWidth;
     fHeight = src.fHeight;
     fRecord = NULL;
 
     /*  We want to copy the src's playback. However, if that hasn't been built
         yet, we need to fake a call to endRecording() without actually calling
         it (since it is destructive, and we don't want to change src).
      */
     if (src.fPlayback) {
         fPlayback = SkNEW_ARGS(SkPicturePlayback, (*src.fPlayback));
@@ skipping 206 matching lines @@
 }
 
 #ifdef SK_BUILD_FOR_ANDROID
 void SkPicture::abortPlayback() {
     if (NULL == fPlayback) {
         return;
     }
     fPlayback->abort();
 }
 #endif