Fix trailing whitespace in .cpp, .h, and .idl files

Source/core/html/canvas/WebGLRenderingContext.cpp

Index: Source/core/html/canvas/WebGLRenderingContext.cpp
diff --git a/Source/core/html/canvas/WebGLRenderingContext.cpp b/Source/core/html/canvas/WebGLRenderingContext.cpp
index ec4979a59c1128492925c7cf56e61479f86672d4..ea90d34f0bc5bc43fde8c1279764cb5856a2eda7 100644
--- a/Source/core/html/canvas/WebGLRenderingContext.cpp
+++ b/Source/core/html/canvas/WebGLRenderingContext.cpp
@@ -20,7 +20,7 @@
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
@@ -629,7 +629,7 @@ void WebGLRenderingContext::initializeNewContext()
     m_stencilFuncMaskBack = 0xFFFFFFFF;
     m_layerCleared = false;
     m_numGLErrorsToConsoleAllowed = maxGLErrorsAllowedToConsole;
-    
+
     m_clearColor[0] = m_clearColor[1] = m_clearColor[2] = m_clearColor[3] = 0;
     m_scissorEnabled = false;
     m_clearDepth = 1;
@@ -644,7 +644,7 @@ void WebGLRenderingContext::initializeNewContext()
     GC3Dint numVertexAttribs = 0;
     m_context->getIntegerv(GraphicsContext3D::MAX_VERTEX_ATTRIBS, &numVertexAttribs);
     m_maxVertexAttribs = numVertexAttribs;
-    
+
     m_maxTextureSize = 0;
     m_context->getIntegerv(GraphicsContext3D::MAX_TEXTURE_SIZE, &m_maxTextureSize);
     m_maxTextureLevel = WebGLTexture::computeLevelCount(m_maxTextureSize, m_maxTextureSize);
@@ -663,7 +663,7 @@ void WebGLRenderingContext::initializeNewContext()
     m_defaultVertexArrayObject = WebGLVertexArrayObjectOES::create(this, WebGLVertexArrayObjectOES::VaoTypeDefault);
     addContextObject(m_defaultVertexArrayObject.get());
     m_boundVertexArrayObject = m_defaultVertexArrayObject;
-    
+
     m_vertexAttribValue.resize(m_maxVertexAttribs);
 
     createFallbackBlackTextures1x1();
@@ -3545,7 +3545,7 @@ void WebGLRenderingContext::texSubImage2DImpl(GC3Denum target, GC3Dint level, GC
     // All calling functions check isContextLost, so a duplicate check is not needed here.
     ec = 0;
     Vector<uint8_t> data;
-    GraphicsContext3D::ImageExtractor imageExtractor(image, domSource, premultiplyAlpha, m_unpackColorspaceConversion == GraphicsContext3D::NONE);  
+    GraphicsContext3D::ImageExtractor imageExtractor(image, domSource, premultiplyAlpha, m_unpackColorspaceConversion == GraphicsContext3D::NONE);
     if (!imageExtractor.extractSucceeded()) {
         synthesizeGLError(GraphicsContext3D::INVALID_VALUE, "texSubImage2D", "bad image");
         return;