Revert of Make GrDrawState and GrPaint take GrEffect* instead of GrEffectRef*.

Revert of Make GrDrawState and GrPaint take GrEffect* instead of GrEffectRef*. (https://codereview.chromium.org/377503004/)

Reason for revert:
broke linux builders


Original issue's description:
> Make GrDrawState and GrPaint take GrEffect* instead of GrEffectRef*.
> 
> Make Sk-effect virtuals produce GrEffect* rather than GrEffectRef*
> 
> Make GrEffectRef a typedef for GrEffect.
> 
> Committed: https://skia.googlesource.com/skia/+/2011fe9cdfa63b83489a146cea6a724cede352c8

TBR=robertphillips@google.com,bsalomon@google.com
NOTREECHECKS=true
NOTRY=true

Committed: https://skia.googlesource.com/skia/+/969842ac9c3825100c86c8dae88d931c06286622

[reed1, 2014-07-07 22:16:41]

Created Revert of Make GrDrawState and GrPaint take GrEffect* instead of
GrEffectRef*.

[reed1, 2014-07-07 22:17:09]

On 2014/07/07 22:16:41, reed1 wrote:
> Created Revert of Make GrDrawState and GrPaint take GrEffect* instead of
> GrEffectRef*.

[22:14:06.519116] FAILED: /usr/bin/ccache
/home/default/storage/skia-repo/buildbot/skiabot-linux-compile-044/buildbot/third_party/chromium_buildbot/slave/Build-Ubuntu13_10-GCC4_8-Arm7-Release-Android_NoThumb/build/skia/platform_tools/android/bin/../toolchains/ndk-r8e-arm-linux_v14/bin/arm-linux-androideabi-g++
-MMD -MF obj/src/gpu/effects/skgpu.GrYUVtoRGBEffect.o.d
-DGR_COMPRESS_ALPHA_MASK=0 -DSK_INTERNAL -DSK_GAMMA_APPLY_TO_A8
-DSK_SCALAR_TO_FLOAT_EXCLUDED -DSK_ALLOW_STATIC_GLOBAL_INITIALIZERS=0
-DSK_SUPPORT_GPU=1 -DSK_SUPPORT_OPENCL=0 -DSK_FORCE_DISTANCEFIELD_FONTS=0
-DSK_SCALAR_IS_FLOAT -D__ARM_HAVE_OPTIONAL_NEON_SUPPORT -DSK_BUILD_FOR_ANDROID
-DSK_FONTHOST_DOES_NOT_USE_FONTMGR -DSK_GAMMA_EXPONENT=1.4
-DSK_GAMMA_CONTRAST=0.0 -DSKIA_DLL -DSKIA_IMPLEMENTATION=1
-DSK_USE_POSIX_THREADS -DGR_CHROME_UTILS=1 -DSK_RELEASE -DNDEBUG
-I../../../../include/gpu -I../../../../src/core -I../../../../src/gpu
-I../../../../include/config -I../../../../include/core
-I../../../../include/pathops -I../../../../include/pipe
-I../../../../include/utils -I../../../../src/utils
-I../../../../third_party/etc1 -I../../../../third_party/ktx -g -fno-exceptions
-fstrict-aliasing -Wall -Wextra -Winit-self -Wpointer-arith
-Wno-unused-parameter -Wno-c++11-extensions -Werror -march=armv7-a
-mfloat-abi=softfp -fuse-ld=gold -fPIC -O2 -fno-rtti -Wnon-virtual-dtor
-Wno-invalid-offsetof  -c ../../../../src/gpu/effects/GrYUVtoRGBEffect.cpp -o
obj/src/gpu/effects/skgpu.GrYUVtoRGBEffect.o
[22:14:07.019957] In file included from
../../../../include/gpu/GrCoordTransform.h:11:0,
[22:14:07.020182]                  from
../../../../src/gpu/effects/GrYUVtoRGBEffect.cpp:10:
[22:14:07.020227] ../../../../include/gpu/GrEffect.h:243:18: error: conflicting
declaration 'typedef class GrEffect GrEffectRef'
[22:14:07.020268] In file included from
../../../../src/gpu/effects/GrYUVtoRGBEffect.cpp:8:0:
[22:14:07.020315] ../../../../src/gpu/effects/GrYUVtoRGBEffect.h:11:7: error:
'class GrEffectRef' has a previous declaration as 'class GrEffectRef'
[22:14:07.020352] ../../../../src/gpu/effects/GrYUVtoRGBEffect.cpp: In static
member function 'static GrEffectRef*
{anonymous}::YUVtoRGBEffect::Create(GrTexture*, GrTexture*, GrTexture*)':
[22:14:07.020458] ../../../../src/gpu/effects/GrYUVtoRGBEffect.cpp:21:38: error:
cannot convert 'GrEffect*' to 'GrEffectRef*' in return
[22:14:07.020533] ../../../../src/gpu/effects/GrYUVtoRGBEffect.cpp:22:5: error:
control reaches end of non-void function [-Werror=return-type]
[22:14:07.020574] At global scope:
[22:14:07.020609] cc1plus: error: unrecognized command line option
"-Wno-c++11-extensions" [-Werror]

[commit-bot: I haz the power, 2014-07-07 22:17:27]

CQ is trying da patch. Follow status at
 https://skia-tree-status.appspot.com/cq/reed@google.com/372053003/1

[commit-bot: I haz the power, 2014-07-07 22:17:54]

Change committed as 969842ac9c3825100c86c8dae88d931c06286622