Screen flickering when resizing content player window.

Repro Steps:

1. Unzip the attached file
2. Run /BlinkTest/html/test.html
3. This app will resize windows automatically
4. You will be able to see the screen blinks

Desired outcome: No flickering when resizing content player window

Actual outcome: Screen flickering when resizing content player window

Reproduced on:

Test environment 1:

Browser: Chrome 18.0.1025.162 version
Version: Direct3D 9.0c [nv4_disp.dll 6.14.11.9745]
Renderer: NVIDIA GeForce 9800 GT
Vendor: NVIDIA
VRAM: 512 MB (via registry)
Caps: Shader=30 DepthRT=1 NativeDepth=1 NativeShadow=1 DF16=0 DF24=0 INTZ=1 RAWZ=0 NULL=1 RESZ=0 SlowINTZ=0

Test environment 2:

Operating System: XP SP3
Browser: Chrome 18.0.1025.162 version
Renderer: GeForce FX5200
Vendor: NVIDIA
VRAM: 512 MB